Which of the following electronic configuratlon Is not possible ? (A) 3d² (B) 2p² (C) 3f² (D)4s²
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Correct option is
D
3f
12
The electronic configuration 3f
12
is not possible as third energy level can have s,p and d orbitals only. For f orbital, l=3. But for third energy level n=3 and =l=0,1,2 as l can have values 0 to n−1.
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♥*♡∞:｡.｡Answer by Shreyas｡.｡:∞♡*♥
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