JEE Main2019Chemistry
Q.
The number of 2-centre-2-electron and 3-centre-2- electron bonds in B2 H6 respectively are:
- A
4 and 2
- B
2 and 2
- C
2 and 4
- D
2 and 1
Solution

No. of 2-C-2-e– bond = 4
No. of 3-C-2-e– bond = 2
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