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The angular momentum of an electron in 2...

The angular momentum of an electron in 2p-orbital is :

A

` h/(2pi)`

B

` h/(2pi)`

C

` h/(2pi)`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
Angural momentum in an orbital
`= h/( 2pi) sqrt (l(l+1)) (l=1)`.
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P BAHADUR-ATOMIC STRUCTURE-Exercise 3A
  1. H has two natural isotopes fo 1 H^1 and (O) has two isotopes O^(16) a...

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  2. Select the one :

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  3. The angular momentum of an electron in 2p-orbital is :

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  4. The ratio of the enrgy of the electron in groun state of hydrogen to t...

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  5. The number of d-electrons in Fe^(2+) (Z= 26 ) is not equal to that o...

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  6. Magentic moment of Fe^(a+)(Z= 26 ) is sqrt 24 BM. Hence muber of unpai...

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  7. The radial distributio curve of 2s sublevel consists of x nodes x is ...

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  8. Magnetic moment of V(Z = 23),Cr(Z = 24),and Mn(Z= 25) are x,y,z repe...

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  9. If the uncertainties in the measurement of position and momentum ...

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  10. Which of the following ions has the highest magnetic moent ?

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  11. If the shortest wavelength of H-atom in Lyman series is x, then longes...

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  12. Which represents and orbital ?

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  13. If n and l are respectively the rpincipal and azimuthal quantum numbes...

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  14. Assuming the velocity to be same , which sub-atomic particle possesses...

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  15. How many electron in an atom with atomic number 105 can have (n + l)...

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  16. Which of the following species will produce the shortest wavelength fo...

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  17. The first emission line of Balmer series in H spectrum has the wave nu...

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  18. Which sub-shell has maximum energy (poly-elecronic system ) :

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  19. When greater number of excited hydrogen atoms reach the ground state :

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  20. The number of waver made by an elercrtron moving in an orbit having ma...

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