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Question: Answered & Verified by Expert
A Lewis acid ' $X$ ' reacts with $\mathrm{LiAlH}_{4}$ in ether medium to give a highly toxic gas. This gas when heated with $\mathrm{NH}_{3}$ gives a compound commonly known as inorganic benzene. The gas is
Chemistryp Block Elements (Group 13 & 14)KCETKCET 2020
Options:
  • A $\mathrm{B}_{2} \mathrm{O}_{3}$
  • B $\mathrm{B}_{2} \mathrm{H}_{6}$
  • C $\mathrm{B}_{3} \mathrm{~N}_{3} \mathrm{H}_{6}$
  • D $\mathrm{BF}_{3}$
Solution:
1703 Upvotes Verified Answer
The correct answer is: $\mathrm{B}_{2} \mathrm{H}_{6}$



So, the toxic gas is diborane.

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