How many of the following have two and two bonds? C_3^ 4- , CN_2^ 2- , CO_2, C_2^ 2- , C_2H_4, CN^-

JEE Main Chemistry question

How many of the following have two and two bonds?

Answer: 3

(cumulated ), (cyanamide, ) and () each have exactly two double bonds, i.e. two and two bonds. (acetylide, $C≡

Create a free account to read the complete working, and practise questions like this in a timed test.

Question ID VK-138447