Chemistrymedium · Past Paper
Which element has 4 valence electrons and is in Period 2?
ASilicon
BCarbon
CGermanium
DNitrogen
✓ Correct Answer: B — Carbon
Carbon (At. No. 6) has configuration 2, 4. It is in period 2 and group 14.
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✓ Correct Answer: B — Carbon
Carbon (At. No. 6) has configuration 2, 4. It is in period 2 and group 14.
Share this question