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When a hydrogen atom is excited from gr...

When a hydrogen atom is excited from ground state to first excited state then

A

Its kinetic energy increases by `10.2eV`

B

Its kinetic energy decreases by `10.2 eV`

C

Its potential energy increase by `20.4eV`

D

Its angular momentum increases by `1.05 xx 10^(-35)J-s`

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PHYSICS GALAXY - ASHISH ARORA-ATOMIC PHYSICS-Advance MCQs with One or More Options Correct
  1. Whenever a hydrogen atom emits a photon in the Balmer series .

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  2. Which of the following statements about hydrogen spectrum are correct?

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  3. A neutron collies head-on with a stationary hydrogen atom in ground st...

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  4. If, in a hydrogen atom, radius of nth Bohr orbit is r(n) frequency of ...

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  5. Mark correct statements(s):

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  6. A photon of energy 10.5eV is allowed to interact with a hydrogen atom ...

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  7. When a hydrogen atom is excited from ground state to first excited s...

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  8. Suppose the potential energy between an electron and a proton at a dis...

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  9. An electron in an hydrogen atom has total energy of -3.4eV. Choose the...

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  10. when Z is doubled in an atom, which of the following statements are co...

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  11. The electron in a hydrogen atom jumps back from an excited state to gr...

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  12. the photon radiated from hydrogen corresponding to the second line of ...

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  13. A particular hydrogen like atom has its ground state Binding energy = ...

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  14. If radiation of all wavelengths from ultraviolet to infrared ispassed ...

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  15. In the hydrogen atom, if the reference level of potential energy is as...

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  16. Choose the correct statement (s) for hydrogen and deuterium atoms (con...

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  17. A neutron collies head-on with a stationary hydrogen atom in ground st...

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  18. The figure shows an energy level diagram for the hydrogen atom. Severa...

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  19. A hydrogen atom in the 4th excited state, then:

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  20. An electron with kinetic energy E collides with a hydrogen atom in the...

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