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As the electron in Bohr orbit of hydroge...

As the electron in Bohr orbit of hydrogen atom passes from state n = 2 to n = 1 , the KE (K) and PE (U) change as

A

K two-fold, U also two-fold

B

K four-fold, U also four-fold

C

K four-fold, U two-fold

D

K two-fold, U four-fold

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-ATOMS-EXERCISE -III
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  2. The energy change is greatest for a hydrogen atom when is state change...

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  3. As the electron in Bohr orbit of hydrogen atom passes from state n = 2...

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  4. The energy of an electron in an excited hydrogen atom is -3.4 eV. Then...

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  5. The wavelength of first line of Lyman series in hydrogen atom is 1216 ...

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  6. The ionization potential of H atoms is 13.6 V. The energy difference b...

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  7. The radius of the Bohr orbit in the ground state of hydrogen atom is 0...

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  8. The potential energy of an electron in the fifth orbit of hydrogen ato...

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  9. If R is the Rydberg constant for gydrogen, then the wave number of the...

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  10. If lambda(1) and lambda(2) are the wavelengths of the first members of...

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  11. The ratio of maximum to minimum possible radiation energy in Bohr's hy...

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  12. Frequency of the series limit of Balmer series of hydrogen atom interm...

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  13. Given mass number of gold = 197 , density of gold = 19.7 g cm^(-3) , A...

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  14. Transitions between three energy levels in a particular atom give rise...

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  15. The electron in a hydrogen atom makes a transition from n = n(1) to n...

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  16. An electron revolving in an orbit of radius 0.5 A^(@) in a hydrogen at...

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  17. How many revolutions does an electron complete in one second in the fi...

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  18. If one were to apply Bohr model to a particle of mass 'm' and charge '...

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  19. In hydrogen spectrum the shortest wavelength in Balmer series islambd...

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  20. Orbits of a particle moving in a clrcle are such that the perimeter of...

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