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The wave function for 2s orbital is give...

The wave function for 2s orbital is given as:
`Psi = ((1)/(sqrt2)) ((1)/(alpha_(0)))^(3//2)(2- (r)/(alpha_(0))).e^(-r//2alpha_(0)`
Where `alpha_(0)`= First Bohr's radius in H-atom =0.529 "Å" Read the given statement and pick out the correct statement(s).

A

The number of radial nodes is equal to three.

B

The probability density is independent of direction.

C

The probability density of finding electron at nucleus is non-zero.

D

The radial node occur at a distance `2alpha_(0)` from nucleus.

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The correct Answer is:
b c d
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GRB PUBLICATION-ATOMIC STRUCTURE-Multiple Objective Type
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  2. Select the correct statement about electromagnetic waves.

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  3. Whenever a hydrogen atom emits photon in the Balmer series:

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  4. Radiatonal wavelength (lambda)=124nm falls on a metallic surface then ...

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  5. For a H-like atom which Bohr's model some spectral lines were observed...

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  6. Select the correct statement .

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  7. Choose the correct statements regarding 'Psi'.

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  8. (i) A plot of 4pir^(2) R^(2) vs r has a total three maximas. (ii) Th...

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  9. The orbit angular momentum of 3d and 4d are:

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  10. Identify the correct statement (s) regarding 3p(z) orbital.

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  11. Maximum probability region (r(max) "values") for an orbital increases ...

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  12. If r(max) represents the longest maximum probability region and ltr(ma...

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  13. Select the correct statement (s)

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  14. Select correct statement(s).

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  15. The wave function for 2s orbital is given as: Psi = ((1)/(sqrt2)) ((...

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  16. A hydrogen like atom in ground state absorbs n photon having the sa...

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  17. Choose the correct statement among the following

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  18. Correct statement (s) regarging 3p(y) orbital is//are :

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  19. Choose the incorrect statement (s) :

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  20. Which of the following is//are correct statement (s).

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