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The statement that is not correct is...

The statement that is not correct is

A

Angular quantum number signifies the shape of the orbital

B

Energies of stationary states in hydrogen like atoms is inversely proportional to the square of the rpincipal quantum number

C

Total number of nodes for 3s-orbital is three

D

The radius of the first orbit of `He^+` is half that of the first orbit of hydrogen atom

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The correct Answer is:
C
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