Some Basic Principles Of Organic Chemistry Question 10

Question: Number of $ \pi $ electrons in cyclobutadienyl anion $ {{(C_4H_4)}^{-2}} $ is [IIT-JEE 1991]

Options:

A) 2

B) 4

C) 6

D) 8

Show Answer

Answer:

Correct Answer: D

Solution:

Cyclobutadienyl anion $ {{(C_4H_4)}^{2-}} $



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