20. Which of the following molecules does not totally obey the octet rule?
(A) SF6
(B) Ne
(C) CO2
(D) CCI4
(E) N2
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統計: A(0), B(0), C(0), D(0), E(1) #3142340
統計: A(0), B(0), C(0), D(0), E(1) #3142340