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Question: Answered & Verified by Expert
Which of the following species is not electrophilic in nature?
ChemistryGeneral Organic ChemistryVITEEEVITEEE 2012
Options:
  • A $\stackrel{\oplus}{\mathrm{Cl}}$
  • B $\mathrm{BH}_{3}$
  • C $\mathrm{H}_{3} \mathrm{O}$
  • D $\stackrel{\oplus}{\mathrm{NO}_{2}}$
Solution:
2550 Upvotes Verified Answer
The correct answer is: $\mathrm{H}_{3} \mathrm{O}$
Electron deficient species are known as electrophiles.

Among the given, $\mathrm{H}_{3} \mathrm{O}^{\oplus}$ has lone pair of electrons for donation, so it is not electron deficient and hence, not an electrophile.

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