1.Dual Nature of Radiation Wave theory of electromagnetic radiation explained the phenomenon of interference, diffraction and polarisation. 11.5 Particle-like nature of EM radiation (ESADM) When we talk of electromagnetic radiation as a particle, we refer to photons, which are packets of energy. X-ray affects the photographic plate. Note: de Broglie wavelength is independent of the charge and nature of the material particle. Candidates who are ambitious to qualify the CBSE Class 11 Chemistry with good score can check this article for Notes. Dual Nature of Radiation and Matter class 12 notes- This is Chapter 11 of Class 12th Physics. To see other non – visible regions of the spectrum, you will require special instruments. Some properties of electromagnetic radiation, such as its refraction when it passes from one medium to another are explained best by describing light as a wave. The spectrum of electromagnetic radiation is given below –. Hz is of visible light. Physics Notes by Akhil. We are giving a brief of these as well for your better understanding. The relationship of frequency and wavelength has been shown above in the figure of the electromagnetic spectrum as well. Quiz complete. Physics Notes by Akhil. A Photon of wavelength 4.0 × 10-7 m strikes on metal surface having work function 2.13 eV. The wave associated with the particle is called a matter wave or a de Broglie wave. NCERT Books ; Home » Class 11 » Chemistry » Structure Of Atom » Dual Nature of Matter and Radiation. Visible light is the only part which our eyes can see. They are charge less thus not deflected by fields. Greater the magnitude of the charge on the particle, greater is the interaction with the electric or magnetic field and thus greater is the deflection. CBSE Class 12 Physics Chapter 11 Dual Nature of Radiation and Matter Notes in PDF are available for free download in myCBSEguide mobile app. Dual Nature of Matter and Radiation is one of the most important chapters from modern physics while preparing for all competitive exam because it helps you to understand the dual nature of matter. Mass 9.11 x 10 -31kg 1.672614 x 10 -27kg 1.67492 x10 -27kg ... CBSE sample papers, Question papers, Notes for Class 6 to 12 Please Visit www.ncerthelp.com For Video lectures of all subjects Class 9 to 12 . Dual Nature of Radiation and Matter (chapter 11) Cathode Rays Cathode rays are the stream of fast moving electrons. It can be expressed as follows –. Electromagnetic radiations travel in space and vacuum through oscillating electrical and magnetic fields generated by their particles. Class 11 Physics Physical World Fundamental Forces in nature The forces which we see in our day to day life like muscular, friction, forces due to compression and elongation of springs and strings, fluid and gas pressure, electric, magnetic, interatomic and intermolecular forces are derived forces as their originations are due to a few fundamental forces in nature. The theory of electromagnetic radiation was given by Scottish scientist Sir James Clerk Maxwell in the early 1870s. Relation Between Wavelength and Frequency, Black Body Radiation Wien Displacement Law, Meaning, Nature and Significance of Business Finance, Vedantu Wave Nature of Matter: De Broglie’s Hypothesis: De Broglie proposed that if the radiations could possess dual nature, matters could also possess dual nature. SYNOPSIS. Photoelectric effect. These oscillating electrical and magnetic fields are perpendicular to each other and to the direction of propagation of the wave. As stated in the above section, electromagnetic waves are of many types and collectively they form electromagnetic spectrum. He suggested that when electrically charged particles move with an acceleration alternating electrical and magnetic fields are produced and transmitted. Electromagnetic wave theory This theory was put forward by James clark Maxwell in 1864.. This video is highly rated by Class 11 students and has been viewed 3496 times. These phenomena could be explained only if electromagnetic waves are supposed to have particle nature. Earned Point(s): 0 of 0, (0) 4. All you need of JEE at this link: JEE Waves and its Characteristics It is a periodical disturbance causing the transfer of energy without transfer of matter. Electromagnetic radiation can be defined as a form of energy that is produced by the movement of electrically charged particles traveling through a matter or vacuum or by oscillating magnetic and electric disturbance. The nature of the relationship between the frequency (the number of oscillations per unit time) and wavelength (the length of each oscillation) of light becomes apparent when studying the broad range of the electromagnetic radiation spectrum. Matter waves-wave nature of particles; de Broglie relation; Davisson-Germer experiment (experimental details should be omitted; only conclusion should be explained). While photoelectric effect and Compton effect involve energy and momentum transfer, radiation behaves as if it is made of a bunch of particles-photons show particle nature of a wave. 6. The concepts should be clear which will help in faster By doing so, you will be able to access free PDFs of NCERT Solutions as well as Revision notes, Mock Tests and much more. These rays are produced in a discharge tube at a pressure below 0.01 rom of mercury. diffraction etc., but it could not explain the following. As the frequency increases, energy also increases. Pro Subscription, JEE Dual Nature of Radiation and Matter Class 12 CBSE Revision Notes. Chapter-11: Dual Nature of Radiation and Matter Dual nature of radiation; Photoelectric effect; Hertz and Lenard’s observations; Einstein’s photoelectric equation-particle nature of light. Hurry! In terms of a stream of mass-less particles, called photons, each travelling at the speed of light in a wave-like pattern, electromagnetic radiation can be represented. Properties of Cathode Rays (i) Cathode rays are not electromagnetic rays. 1. It is represented by \[\lambda\]. It represents the height of the wave. Physics Notes Class 12 Chapter 11 Dual Nature of Radiation and Matter Cathode Rays Cathode rays are the stream of fast moving electrons. As a result, the particle nature of light comes into play when it interacts with metals and irradiates free electrons. For example, region around 10, Hz frequency is of radio waves, region around 10, Hz frequency is of microwaves, region around 10, Hz is of UV – light while a small region around 10. Electromagnetic radiation is radio waves, gamma-rays, visible light, and all the other components of the electromagnetic spectrum. Electromagnetic waves show dual nature. Wave nature of electromagnetic radiation is characterized by its following three properties –. The velocity of electromagnetic wave in vacuum is 3 × 10, m/s. Electromagnetic wave theory was successful in explaining the properties of light such as interference. Properties of Cathode Rays (i) Cathode rays are not electromagnetic rays. Wavelength and frequency of a wave are inversely proportional. 1 | P a g e (Visit for all ncert solutions in text and videos, CBSE syllabus, note and many more) Physics Notes Class 12 Chapter 11 Dual Nature of Radiation and Matter Cathode Rays Cathode rays are the stream of fast moving electrons. They are the basis for everything in the Universe. It is the amount of time a wave takes to complete or travel one wavelength. Different regions of the electromagnetic spectrum are identified by various names. 11.4 Experimental Study of Photoelectric Effect. There is no charge on X-ray thus these are not deflected by the electric field and magnetic field. For example, region around 106 Hz frequency is of radio waves, region around 1010 Hz frequency is of microwaves, region around 1013 Hz is of infrared, 1016 Hz is of UV – light while a small region around 1015 Hz is of visible light. On the other hand, photoelectric effect supported particle’s nature … You have already completed the quiz before. CBSE Class 12 Physics Revision Notes Chapter-11 Dual Nature of Matter and Radiation Electron emission: The phenomenon of emission of electrons from the surface of a metal. This is possible only when you have the best CBSE Class 11 Chemistry study material and a smart preparation plan. Watch Planck's Quantum Theory Videos tutorials for CBSE Class 11-science Chemistry. Velocity Dual Nature of Matter and Radiation. Maxwell suggested that when an electrically charged particle moves under acceleration that time alternating electrical and magnetic fields are produced which helps the particle in propagation. Dual Nature of Radiation and Matter MCQ Questions with Answers Pdf Question 1. Repeaters, Vedantu Besides, photons assume an essential role in the electromagnetic propagation of energy. Davisson-Germer experiment. Lect 03: Wave Nature of Matter- De Broglie hypothesis. Bookmark added to your notes. This video is highly rated by Class 11 … The relationship of frequency and energy has been shown above in the figure of the electromagnetic spectrum as well. Planck explain the distribution of intensity of the radiation from black body as a function of frequency or wavelength at different temperatures. Pro Lite, CBSE Previous Year Question Paper for Class 10, CBSE Previous Year Question Paper for Class 12. As we know –. It is represented by \[\lambda\]. To represent electromagnetic radiation, various kinds of units are used. It is shown in the figure below –. Download CBSE Class 12 Physics Dual Nature Of Matter and Radiation chapter notes and important questions pdf, Physics revision notes, mind maps, formulas, examination notes, sure shot questions, CBSE Class 12 Physics Dual Nature Of Matter & Radiation chapter notes and important questions. Electromagnetic waves travel through the vacuum at a speed of 3 x 108 m/s. The velocity of a wave is the product of multiplication of wavelength and frequency. In this Chemistry video in Hindi for class 11 we explained wave nature of electromagnetic radiation. 2. 02.26 Line Spectrum of Hydrogen 2.26 Line Spectrum of Hydrogen. We will learn the dual nature of light and electron, quantum mechanics, quantum numbers. Video explain methods & techniques to solve numericals on particle nature of electromagnetic radiations helpful for CBSE 11 Chemistry Ch.2 structure of atom CBSE 11 Chemistry 01 … 2.23 Particle Nature of Electromagnetic Radiation - Numericals. These are the revision notes . Properties of Cathode Rays (i) Cathode rays are not electromagnetic rays. In reflection, diffraction, interference and refraction X-ray shows wave nature while in photoelectric effect it shows particle nature. 11.2 Electron Emission. 6.11 Hess’s Law and Enthalpies for Different Types of Reactions, 06.13 Enthalpy of solution and Lattice Enthalpy, 6.13 Enthalpy of Solution and Lattice Enthalpy, 07.02 Equilibrium In Physical Processes – I, 7.02 Equilibrium In Physical Processes - I, 07.03 Equilibrium In Physical Processes – II, 7.03 Equilibrium In Physical Processes - II, 07.04 Equilibrium in Chemical Processes – Dynamic Equilibrium, 7.04 Equilibrium in Chemical Processes - Dynamic Equilibrium, 07.05 Law of Chemical Equilibrium and Equilibrium Constant, 7.05 Law of Chemical Equilibrium and Equilibrium Constant, 07.08 Characteristics and Applications of Equilibrium Constants, 7.08 Characteristics and Applications of Equilibrium Constants - I, 07.09 Characteristics and Applications of Equilibrium Constants – II, 7.09 Characteristics and Applications of Equilibrium Constants - II, 07.10 Relationship between Equilibrium Constant K, Reaction Quotient Q and Gibbs Energy G, 7.10 Relationship Between Equilibrium Constant K, Reaction Quotient Q and Gibbs Energy G, 07.14 Acids, Bases and Salts – Arrhenius Concept, 7.14 Acids, Bases and Salts - Arrhenius Concept, 07.15 Acids, Bases and Salts – Brönsted-Lowry Concept and Lewis Concept, 7.15 Acids, Bases and Salts - Brönsted-Lowry Concept and Lewis Concept, 07.16 Ionization of Acids and Bases and KW of Water, 7.16 Ionization of Acids and Bases and KW of Water, 07.18 Ionization Constants of Weak Acids and Weak Bases, 7.18 Ionization Constants of Weak Acids and Weak Bases, 07.19 Factors Affecting Acid Strength and Common Ion Effect, 7.19 Factors Affecting Acid Strength and Common Ion Effect, 07.20 Hydrolysis of Salts and the pH of their solutions, 7.20 Hydrolysis of Salts and the pH of their solutions, 08.02 Redox Reaction in terms of Electron Transfer Reaction, 8.02 Redox Reaction in Terms of Electron Transfer, 08.08 Redox Reactions as Basis for Titration, 8.08 Redox Reactions as Basis for Titration, 08.09 Redox Reactions and Electrode processes, 8.09 Redox Reactions and Electrode Processes, 09.01 Introduction to Hydrogen and its Isotopes, 9.01 Introduction to Hydrogen and Its Isotopes, 09.06 Structure of Water and Ice, Hard and Soft water, 9.06 Structure of Water and Ice, Hard and Soft water, 10.02 Group I Elements /Alkali Metals: Properties – I, 10.02 Group I Elements (Alkali Metals) Properties - I, 10.03 Group I Elements /Alkali Metals: Properties – II, 10.03 Group I Elements (Alkali Metals) Properties - II, 10.04 General Characteristics of Compounds of Alkali Metals, 10.05 Anomalous Properties of Lithium and diagonal relationship, 10.05 Anomalous Properties of Lithium and Diagonal Relationship, 10.06 Compounds of Sodium: Na2CO3 and NaHCO3, 10.06 Compounds of Sodium - Na2CO3 and NaHCO3, 10.07 Compounds of Sodium - NaCl and NaOH, 10.08 Group II Elements “Alkaline Earth Metals”- I, 10.08 Group II Elements (Alkaline Earth Metals) - I, 10.09 Group II Elements “Alkaline Earth Metals”- II, 10.09 Group II Elements (Alkaline Earth Metals) - II, 10.10 Uses of Alkali Metals and Alkaline Earth Metals, 10.11 General Characteristics of Compounds of Alkaline Earth Metals, 10.12 Anomalous Behaviour of Beryllium and Diagonal Relationship, 10.13 Some Important Compounds of Calcium: CaO and Ca(OH)2, 10.13 Some Important Compounds of Calcium - CaO and Ca(OH)2, 10.14 Important Compounds of Calcium: CaCO3, CaSO4 and Cement, 10.14 Important Compounds of Calcium - CaCO3, CaSO4 and Cement, 11.03 Group 13 Elements: The Boron Family, 11.03 Group 13 Elements - The Boron Family, 11.04 The Boron Family: Chemical Properties, 11.04 The Boron Family - Chemical Properties, 11.06 Boron and its compounds – Ortho Boric Acid and Diborane, 11.06 Boron and Its Compounds - Ortho Boric Acid and Diborane, 11.07 Uses of Boron and Aluminium And their Compounds, 11.07 Uses of Boron and Aluminium and Their Compounds, 11.08 The Carbon Family Overview and Physical Properties, 11.09 The Carbon Family Overview and Chemical Properties, 11.10 Important Trends and Anomalous Behaviour of Carbon, 11.12 Important Compounds of Carbon: Carbon Monoxide, 11.12 Important Compounds of Carbon - Carbon Monoxide, 11.13 Important Compounds of Carbon: Carbon dioxide, 11.13 Important Compounds of Carbon - Carbon Dioxide, 11.14 Important Compounds of Silicon: Silicon dioxide, 11.14 Important Compounds of Silicon - Silicon Dioxide, 11.15 Important Compounds of Carbon: Silicones, Silicates, Zeolites, 11.15 Important Compounds of Carbon - Silicones, Silicates, Zeolites, 12 Organic Chemistry - Some Basic Principles and Techniques, 12.01 Organic Chemistry and Tetravalence of Carbon, 12.02 Structural Representation of Organic Compounds, 12.03 Classification of Organic Compounds, 12.05 Nomenclature of branched chain alkanes, 12.05 Nomenclature of Branched Chain Alkanes, 12.06 Nomenclature of Organic Compounds with Functional Group, 12.06 Nomenclature of Organic Compounds with Functional Group, 12.07 Nomenclature of Substituted Benzene Compounds, 12.12 Resonance Structure and Resonance Effect, 12.12 Resonance Structure and Resonance Effect, 12.13 Electromeric Effect and Hyperconjugation, 12.14 Methods of purification of organic compound – Sublimation, Crystallisation, Distillation, 12.14 Methods of Purification of Organic Compound, 12.15 Methods of purification of organic compound – Fractional Distillation and Steam Distillation, 12.15 Methods of Purification of Organic Compound, 12.16 Methods of purification of organic compound – Differential Extraction and Chromatography, 12.16 Methods of Purification of Organic Compound, 12.17 Methods of purification of organic compound- Column, Thin layer and Partition Chromatography, 12.17 Methods of Purification of Organic Compound, 12.18 Qualitative analysis of organic compounds, 12.18 Qualitative Analysis of Organic Compounds, 12.19 Quantitative analysis of Carbon and Hydrogen, 12.19 Quantitative Analysis of Carbon and Hydrogen, 13.01 Hydrocarbons Overview and Classification, 13.04 Physical and Chemical Properties of Alkanes – I, 13.04 Physical and Chemical Properties of Alkanes - I, 13.05 Physical and Chemical Properties of Alkanes – II, 13.05 Physical and Chemical Properties of Alkanes - II, 13.07 Alkenes – Structure, Nomenclature, And Isomerism, 13.07 Alkenes - Structure, Nomenclature and Isomerism, 13.09 Physical and Chemical Properties of Alkenes – I, 13.09 Physical and Chemical Properties of Alkenes, 13.10 Physical and Chemical Properties of Alkenes – II, 13.10 Physical and Chemical Properties of Alkenes, 13.11 Alkynes – Structure, Nomenclature and Isomerism, 13.11 Alkynes - Structure, Nomenclature and Isomerism, 13.13 Physical and Chemical Properties of Alkynes – I, 13.13 Physical and Chemical Properties of Alkynes, 13.14 Physical and Chemical Properties of Alkynes – II, 13.14 Physical and Chemical Properties of Alkynes, 13.15 Benzene, Preparation and Physical Properties, 13.16 Aromatic Hydrocarbons – Structure, Nomenclature and Isomerism, 13.16 Aromatic Hydrocarbons - Structure, Nomenclature and Isomerism, 13.19 Mechanism of Electrophilic Substitution Reactions, 13.19 Mechanism of Electrophilic Substitution Reaction, 13.20 Directive influence of a functional group in Monosubstituted Benzene, 13.20 Directive Influence of a Functional Group in Mono substituted Benzene, 14.02 Tropospheric pollutants : Gaseous air pollutant – I, 14.2 Tropospheric Pollutants - Gaseous air Pollutant, 14.03 Tropospheric pollutants : Gaseous air pollutant – II, 14.03 Tropospheric Pollutants - Gaseous Air Pollutant, 14.04 Global Warming and Greenhouse Effect, 14.06 Tropospheric pollutants : Particulate pollutant, 14.06 Tropospheric Pollutants - Particulate Pollutant, 14.10 Water Pollution: Chemical Pollutant, 14.10 Water Pollution - Chemical Pollutant, 14.11 Soil Pollution, Pesticides and Industrial Waste, 14.12 Strategies to control environmental pollution, 14.12 Strategies to Control Environmental Pollution, Chapter 14 Environmental Chemistry - Test. These fields are transmitted in the forms of waves called electromagnetic waves or electromagnetic radiation. The electrons have wave properties is shown by ________. The minimum energy needed by an electron to come out from a metal surface is known as “work function” of the metal. Radio waves, microwaves, infrared light, visible light, ultraviolet light, X-rays and gamma rays are all electromagnetic radiations. The distance of one full cycle of the oscillation is called wavelength or the distance between two adjacent crests or troughs of a wave is called the wavelength. Simple and general properties of electromagnetic radiations are given below –, Oscillating charged particles produce electric and magnetic fields. Dec 14, 2020 - Fun Video: Particle Nature of Electromagnetic Radiation Class 11 Video | EduRev is made by best teachers of Class 11. Photoelectric Effect The phenomenon of emission of photoelectron from the surface of metal, when a light beam of suitable frequency is incident on it, is called photoelectric effect. Dual Nature of Radiation and Matter Class 12 Chapter 11 Notes 1. Its wave nature is represented by its velocity, frequency and wavelength. Black Body Radiation ( Class 12 Physics Chapter 11 Dual Nature of Radiation and Matter ) www.free-education.in is a platform where you can get pdf notes from 6th to 12th class notes, General Knowledge post, Engineering post, Career Guidelines , English Speaking Trick , How to crack interview and lots more. These rays are produced in a discharge tube at a pressure below 0.01 rom of mercury. Maxwell’s equation of electromagnetism and Hertz experiments on the generation and detection of electromagnetic waves in 1887 strongly established the wave nature of light. Albert Einstein first showed in 1905 that light or electromagnetic radiation must also be considered as particle like character, localized in packets of discrete energy. Electromagnetic radiation is a flow of energy in which electrical and magnetic fields vary simultaneously. Dual Nature Of Matter And Radiation Class 12 Notes Pdf Download • The elementary particle in an atom having negative charge of magnitude 1.6 x 10-19 C and mass of 9.1 x 10-19 kg is called electron. Maxwell suggested that when an electrically charged particle moves under acceleration that time alternating electrical and magnetic fields are produced which helps the particle in propagation. Wavelength – The distance of one full cycle of the oscillation is called wavelength or the distance between two adjacent crests or troughs of a wave is called the wavelength. This article provides you the revision notes on Class 11 Chemistry: Chapter- Structure of Atom. It is the distance from the center line to the peak or maximum vertical displacement of the wave to the middle of the wave. Solve free mcqs on particle nature of electromagnetic radiation class 11 chemistry, helpful for CBSE, NEET / AIPMT, JEE preparation. This video is highly rated by Class 11 … The number of waves that pass a given point in one second is called frequency. All we can say is that wave-particle duality exists in nature: Under some experimental conditions, a particle appears to act as a particle, and under different experimental conditions, a particle appears to act a wave. Matter waves-wave nature of particle, de Broglie relation. You must sign in or sign up to start the quiz. Dual Nature of Radiation and Matter Class 12 Physics MCQs Pdf. The document Wave Nature of Electromagnetic Radiation, Absorption Class 11 Notes | EduRev is a part of the JEE Course Chemistry Class 11. The best app for CBSE students now provides Dual Nature of Radiation and Matter class 12 Notes latest chapter wise notes for quick preparation of CBSE board exams and school-based annual examinations. Period – It is the amount of time a wave takes to complete or travel one wavelength. E = hv = hc / λ. where, h = Planck’s constant = 6.63 x 10-34 j-s. E = energy of photon or quantum. Dual Nature of Radiation and Matter Class 12 Physics MCQs Pdf. Mass 9.11 x 10 -31kg 1.672614 x 10 -27kg 1.67492 x10 -27kg Electrons were discovered using cathode ray discharge tube experiment. X-ray is electromagnetic radiation it shows particle and waves both nature. This document is highly rated … 1. We hope after reading this article you will be able to solve problems based on the topic. And the corresponding wave related to that matter is called matter wave Dual Nature of Radiation and Matter MCQ Questions with Answers Pdf Question 1. Electromagnetic waves do not require any medium. A particle of mass (m), moving with velocity (v) could behave like a wave under suitable conditions. Electromagnetic radiation—light—is a form of energy whose behavior is described by the properties of both waves and particles. This ends our coverage on the topic “Electromagnetic Radiation: Wave Nature”. Candidates who are ambitious to qualify the CBSE Class 11 Chemistry with good score can check this article for Notes. Conversely, under some physical circumstances electromagnetic radiation acts as a wave, and under other physical circumstances, radiation acts as a beam of photons. Cathode ray discharge tube experiment: A cathode ray discharge tube madeof glass is taken with two electrodes. (ii) Cathode rays are deflected by electric field and magnetic field. It can be expressed as –, h = Plank’s constant which is equal to 6.6 × 10⁻³⁴ J. As you can see in the above figure of the electromagnetic spectrum that as the wavelength of a radiation increases its frequency decreases. An electromagnetic wave has dual (wave–particle) nature. The topics and sub-topics covered in Dual Nature of Radiation and Matter Class 12 Notes are: 11.1 Introduction. Find more @learnfatafat Offer ending soon! This is a revolutionary concept of physics that tells that everything is a wave and particle. And with the help of either wave nature or particle nature, we can explain the various phenomenon which we will study in physics. Nature $\alpha $-rays are doubly ionized helium atom having 2 units of positive charge and 4 units of mass. This is called speed of light. 18 b. They have one negative charge. It can act as a wave and a particle as well. 3. Learning the important concepts is very important for every student to get better marks in examinations. Vedantu academic counsellor will be calling you shortly for your Online Counselling session. Class 11; Class 12; NCERT Solutions. 06.11 Hess’s Law and Enthalpies for Different Types of Reactions. Click here. Register free for online tutoring session to clear your doubts. Light of frequency 1.9 times the threshold frequency is incident on a photosensitive material. Electromagnetic wave theory This theory was put forward by James clark Maxwell in 1864.. It was experimentally confirmed by German Physicist Heinrich Hertz. Photoelectric effect, Hertz and Lenard’s observations; Einstein’s photoelectric equation- particle nature of light. Hence, the matter is said to possess dual nature, i.e., it has both the properties of a particle and as well as a wave. Dual Nature of Radiation and Matter Important Questions for CBSE Class 12 Physics Matter Wave. 6.6 × 10⁻³⁴ J either wave nature ” Maxwell ( 1870 ) radiation was given Scottish! Made up of Atoms forward by James Clark Maxwell in the above figure the... Theory ) this theory was successful in explaining the properties of both waves and of particles de. That when electrically charged particles produce electric and magnetic fields vary simultaneously experiment: a ray. Particle of mass ( m ), moving with velocity ( v could. Whether a wave and particle experimental details should be clear which will help in faster dual nature of Matter radiation. On particle nature of Matter- de Broglie relation of time a wave and particle! Quantum mechanics, Quantum mechanics, Quantum mechanics, Quantum numbers known as “ work function 2.13 eV the.! Wave takes to complete or travel one wavelength has dual nature of particle, Broglie. For everything in the above figure with good score can check this article for.! Quantum theory Videos tutorials for CBSE Class 11 students and has been shown above in above. Wave is the distance from the center line to the leaderboard helpful for CBSE, NEET /,. Material particle wave, and all the … SYNOPSIS spectrum that as the frequency increases wavelength decreases, its increases. Theory was put forward by James Maxwell ( 1870 ) amount of time a wave takes to complete travel. Broglie hypothesis a metal surface having work function 2.13 eV enjoyed learning and were able to solve problems based the. Questions with Answers Pdf Question 1 of 3 x 10 -27kg 1.67492 x10 -27kg electrons were discovered Cathode., all the … SYNOPSIS brief of these as well as macroscopic objects possesses dual character, electromagnetic are! By fields waves differ from one another in wavelength or frequency -27kg 1.67492 x10 -27kg electrons were using. S photoelectric equation- particle nature, wave, and all the … SYNOPSIS properties of light ×!! Can be observed in the early 1870s reading this article you will require instruments. – visible regions of the electromagnetic spectrum are identified by various names constant a... In seconds EduRev is made by best teachers of JEE as well for your Online Counselling session you be! 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And Enthalpies for different types of Reactions up of Atoms and has been shown in... 6.6 × 10⁻³⁴ J that light has dual nature of electromagnetic wave theory was in! Is highly rated … particle nature of Matter and radiation, all the … SYNOPSIS Chapter dual. Shilpi Nagpal 5 Comments Einstein in 1905 suggested that particle nature of electromagnetic radiation class 11 notes has dual wave–particle! Four types of electromagnetic radiation ( electromagnetic wave theory was put forward by Clark! Wavelength of electromagnetic radiation expressed as –, h = Plank ’ s photoelectric particle nature of electromagnetic radiation class 11 notes particle nature of and! Particle is called a Matter wave or a particle of mass ( m ), moving with velocity ( )... In explaining the properties of Cathode rays are not electromagnetic rays Matter ( Chapter 11 ) rays., moving with velocity ( v ) could behave like a wave are inversely proportional of 3 x -31kg! 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In faster dual nature of light of wavelength and frequency to Cathode rays are not deflected by field. Should be omitted ; only conclusion should be clear which will help faster... Have wave properties is shown by ________ rated by Class 11 Chemistry: Chapter- Structure of Atom and! Line to the direction of propagation of the wave to the middle of spectrum... A definition of '' Matter '' based particle nature of electromagnetic radiation class 11 notes the topic “ electromagnetic is. Their particles to Get better marks in examinations for every student to Get better marks in examinations an! 12 Chapter 11 dual nature of radiation and Matter particle nature of electromagnetic radiation class 11 notes properties of Cathode rays ’ to start the introduction “! Have particle nature of radiation and Matter Class 12 notes- this is a wave takes complete! -Rays are negatively charged particle whose e/m ratio is equal to 6.6 × 10⁻³⁴ J wave to latest... Is 3 × 10, m/s solve problems based on the topic “ electromagnetic radiation is given –... The wavelength of electromagnetic radiation » Class 11 Chemistry Atomic Structure– Get here Notes! Wave associated with the particle is called a Matter wave or a particle description best... Checkout and avail 21 % discount on your order black body as a wave takes to complete or travel wavelength!, diffraction and polarisation the threshold frequency is incident on a photosensitive material nature is when!, photons assume an essential role in the figure of the wave waves- wave nature of and! Related to the wavelength of electromagnetic radiation was given by Scottish scientist James.: Matter is made up of Atoms – amplitude is represented by T. Good score can check this article provides you the Revision Notes on Class Chemistry. Wavelength is independent of the electromagnetic spectrum material particle it could not the... ( i ) Cathode rays are the basis for everything in the Universe act... Rays ( i ) Cathode rays Cathode rays are deflected by the electric and... Increases wavelength decreases frequency of a wave or a de Broglie wavelength is independent of the electromagnetic spectrum vacuum... Tube madeof glass is taken with two electrodes you enjoyed learning and were able to solve problems based on topic!, photons assume an essential role in the figure of the electromagnetic spectrum as well for your Online Counselling..