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Number of visible lines when an electron...

Number of visible lines when an electron returns from 5th orbit to ground state in H spectrum :

A

5

B

4

C

3

D

10

Text Solution

Verified by Experts

The correct Answer is:
C
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OP TANDON-ATOMIC STRUCTURE -Set-2
  1. Which is the correct relationship? (a). E(1) of H=1//2E(2) of He^(+)=1...

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  2. Which is correct for any kind of species?

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  3. Number of visible lines when an electron returns from 5th orbit to gro...

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  4. Quantum numbers l=2 and m=0 represent which orbital?

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  5. If n and l are respectively the principal and azimuthal quantum number...

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  6. Order of no. of revolutions/sec gamma(1),gamma(2),gamma(3) and gamma(4...

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  7. Consider the following statements: (a) Electron density in the XY pl...

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  8. The first emission line in the H-atom spectrum in the Balmer series ap...

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  9. 1 BM is equal to:

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  10. Radial probability distribution curve is shown for s-orbital. The curv...

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  11. dz^(2) orbital has:

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  12. When a light of frequency v(1) is incident on a metal surface the phot...

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  13. Heisenberg's uncertainty principle is not valid for:

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  14. Consider these electronic configurations for neutral atoms: (i) 1s^(...

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  15. For the energy levels in an ato which one of the following statements ...

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  16. Which of the following statements are correct for an electron that has...

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  17. The angular momentum of electron can have the value (s) :

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  18. Which of the following statements is/are wrong?

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  19. Consider the following sets of quantum numbers. (i) {:(n,l,m,s,),(3,...

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  20. For three different metals A,B,C photoemission is observed one by one....

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