Everyday Science MCQs
Q Which electronic configuration corresponds to an element of group IIIA ?
  • A A. 1s2 2s2 2p3
  • B B. 1s2 2s2 2p6 3s2 3p1
  • C C. 1s2 2s2 2p4
  • D D. 1s2 2s2 2p6 3s2 3p6 4s2 3d1
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