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Class 11 Chemistry Practice Test: Structure of Atom - Developments Leading to the Bohr's Model of Atom
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Through his experiments, Neils Bohr improved upon Rutherford's model of the atom. One of the concepts that played a major role in the formulation of Bohr's model is the dual nature of electromagnetic radiation. This means that radiations possess both wave-like and particle-like characteristics.

Related Test: Class 11 Chemistry Practice Test: Structure of Atom - Bohr's Model for Hydrogen Atom

Class 11 Chemistry Practice Test: Structure of Atom - Developments Leading to the Bohr's Model of Atom
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10 Questions

1. When an electron jumps from 3rd orbit to 2nd orbit, which series of spectral lines are obtained?
2. If Energy = 4.5 KJ; calculate the wavelength.
3. The ultraviolet spectral region is obtained in Balmer series.
4. During the photoelectric effect, when photons strike with 5.1eV, electrons emitted from which metal have higher kinetic energy?
MetalNaAg
Work function2.3 eV4.3 eV
5. Calculate the frequency of the wave whose wavelength is 10nm.
6. Find out the wavenumber, when an electron jumps from 2nd orbit to 1st.
7. What is the wavenumber of violet color?
8. A metal’s work function is 3.8KJ. Photons strike metal’s surface with an energy of 5.2 KJ. what’s the kinetic energy of the emitted electrons?
9. What’s the wavelength for the visible region in electromagnetic radiation?
10. ________ frequency, is the minimum frequency required to eject an electron when photons hit the metal surface.

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