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What does negative sign in the electroni...

What does negative sign in the electronic energy forhydrogen atom convey.

A

Energy of electron when `n=oo`

B

The energy of electron in the atom is lower than the energy of a free electron in motion

C

The energy of electron in the atom is lower than the energy of a free electron of rest

D

The energy of electron decreases as it moves away from nucleus

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The correct Answer is:
C
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