In the structure of $B_2H_6$,the number of $BH_2$ groups present in one plane,and the number of $B-H$ terminal bonds,$B-B$ bonds,and $B-H-B$ bridge bonds are respectively:
- A$2, 4, 0, 2$
- B$3, 2, 2, 2$
- C$2, 4, 0, 2$
- D$2, 4, 2, 0$
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