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Q.

The value of orbital angular momentum of an electron in 4f-orbital of an atom is given as $\sqrt{x} ℏ$ . The value of x is _______.

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answer is 12.

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Detailed Solution

The orbital angular momentum = $\sqrt{l (l + 1)} ℏ = \sqrt{12} ℏ$

$∴ x = 12$

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