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Which of the following statement are cor...

Which of the following statement are correct

A

`Psi^(2)` represent the electron density

B

`Psi` represetns the wave function of electron wave and `Psi^(2)` =0 at nodes

C

the number of nodes in radial distrubution is equal to n-1-l

D

all of these

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The correct Answer is:
D
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