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The first use of quantum theory to expla...

The first use of quantum theory to explain the structure of atom was made by

A

Planck

B

Einstein

C

Bohr

D

Heisenberg

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-ATOMIC STRUCTURE-Objective exercise - 1
  1. If in Hydrogen atom, an electron jumps from n(2) = 2 to n(1) = 1 in Bo...

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  2. The wavelength of the radiation emitted, when in hydrogen atom electro...

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  3. The first use of quantum theory to explain the structure of atom was m...

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  4. Bohr's theory is applicable to

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  5. Bohr's theory is not applicable to

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  6. (A) Bohr's third postulate states that the stationary orbits are these...

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  7. If the electron of a hydrogen atom is present in the first orbit. The ...

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  8. The angular momentum of an electron present in the excited state of hy...

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  9. According to Bohr's theory, the angular momentum of electron in 5th or...

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  10. The angular momentum of electron in 'd' orbital is equal to

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  11. The ratio of kinetic energy to the total energy of an electron in a Bo...

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  12. As an electron is brought from an infinite distance close to nucleus o...

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  13. When electron falls from a higher energy to a lower energy level the d...

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  14. In an atom when an electron jumps from K-shel to M-shell

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  15. Radius of 3rd Bohr orbit is

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  16. The total energy of electron in an atom is a combination of potential ...

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  17. Match the following : {:("List - 1","List - 2"),((a) "second" ,(e) "...

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  18. What are the postulates of Bohr's model of hydrogen atom ? Discuss the...

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  19. Splitting of spectral lines under the influence of strong magnetic fie...

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  20. Radius of tenth Bohr orbit of the Hydrogen atoms is

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