Relevant Competitive Tests:
Which electronic configuration corresponds to an element of group IIIA ?
A. 1s2 2s2 2p3
B. 1s2 2s2 2p6 3s2 3p1Correct Answer
C. 1s2 2s2 2p4
D. 1s2 2s2 2p6 3s2 3p6 4s2 3d1
Correct Option: B. 1s2 2s2 2p6 3s2 3p1
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