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Q. The orbital angular momentum of a p-electron is given as -

AIPMTAIPMT 2012Structure of Atom

Solution:

Orbital angular momentum =l(l+1)×h2π
For p-electron, l=1
\therefore Orbital angular momentum,
=\sqrt{1(1+1)}\times \frac{h}{2\pi }
=\sqrt{2}\times \frac{h}{2\pi }
=\frac{h}{\sqrt{2}\pi }