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When an electron jumps from L to K shell...

When an electron jumps from L to K shell -

A

energy is released

B

energy is absorbed

C

energy is sometimes released and sometimes absorbed

D

energy is neither absorbed nor released.

Text Solution

Verified by Experts

The correct Answer is:
A
L is higher shell than K shell and when electron jumps from higher to lower, energy is released.
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MTG IIT JEE FOUNDATION-ATOMIC STRUCTURE -Exercise (Multiple Choice Question)
  1. If uncertainty in possition of electron is zero, then the uncertainty...

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  2. de-Broglie equation tells about

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  3. When an electron jumps from L to K shell -

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  4. Which of the following orbitals does not exist ?

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  5. Which of the following is not possible ?

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  6. For 4s-orbital, m has the value

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  7. Presence of three unpaired electrons in phosphorus atom can be explain...

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  8. The maximum number of electrons in a subshell is given by the expressi...

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  9. Which of the following relates to photon both as wave motion and as a...

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  10. The number of nodes in 5d orbital is

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  11. For which of the following species, Bohr theory is not applicable ?

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  12. If quantum number for last electron is n=3,l=0,m=0, then atomic number...

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  13. Which of the following transitions have minimum wavelength

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  14. Planck's constant has the dimension (unit) of

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  15. When the frequency of light incident an a metallic plate is doubled , ...

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  16. The wavelength (in nanometer) associated with a proton moving at 1.0xx...

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  17. A 0.66 kg ball is moving with a speed of 100 m/s. The associated wavel...

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  18. The line spectrum of He^(+) ion will resemble that of :

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  19. When the electron of a hydrogen atom jumps from the n=4 to the n=1 s...

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  20. In photoelectric effect, the kinetic energy of photoelectrons increase...

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