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Assertion (A) : A spectral line will be ...

Assertion (A) : A spectral line will be seen for `2p_(x)`-`2p_(y)` transition
Reason (R ) : Energy is raleased in the form of wave of light when the electron drops from `2p_(x)` , to `2p_(y)` orbital.

A

If both assertion and reason are true and the reason is the correct explanation of the assertion.

B

If both assertion and reason are true but reason is not the correct explanation of the assertion.

C

If assertion is true but reason is false.

D

If the assertion and reason both are false.

Text Solution

Verified by Experts

The correct Answer is:
D

Both assertion and reason are false. `2p_(x)and2p_(y)` orbitals are degenerate orbitals, i.e., they are of equal energy and hence no possibility of transition of electron.
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Assertion (A) : A spectral line will be seen for 2p,-2p transition Reason (R ) : Energy is raleased in the form of wave of light when the electron drops from 2p_(x) , to 2p_(y) orbital.

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Spectral line would not ne seen for a 2p_x - 2p_z transition p-orbitals are degenerate orbitals.

The energy of an electron of 2p_(y) orbital is

The energy of an electron of 2p_(x) orbital is :

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