AP Chemistryeasymcq1 pt
Which element has six valence electrons?
A.O (Z = 8)
B.N (Z = 7)
C.F (Z = 9)
D.C (Z = 6)
Explanation
Core Concept
Oxygen is [He] 2s² 2p⁴ — six valence electrons in the second shell. Group 16 members all share this count.
Correct Answer
AO (Z = 8)
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