KCET2022ChemistryHydrogen
Which of the following hydrides is electron deficient?
Options
- ACaH ₂
- BCH ₄
- CB ₂ H ₆
- DNaH
Correct answer
C. B ₂ H ₆
Step-by-step solution
Among the given hydrides B ₂ H ₆ is electron deficient because it has 8 covalent bonds and 12 electrons but it requires a total 14 electrons to form bonding. It lacks 2 electron pairs.