Which of the following species is NOT an appropriate example for illustrating dative bond formation ?
A. NH3
B. NH4+
C. BF4–
D. BF3NH3
chem mc
2012-04-06 5:34 am
回答 (1)
2012-04-06 7:04 am
✔ 最佳答案
Option A is obviously false. NH3 does not possess any dative bond as all N-H bonds can be formed by sharing electrons to each other (N and H atoms).Option B, C, D are correct, electronic diagrams are shown as follows:
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