NEET Solved Paper 2014 Question 21

Question: Which one of the following species has plane triangular shape? [AIPMT 2014]

Options:

A) $ N _3 $

B) $ NO_3^{-} $

C) $ NO _2 $

D) $ CO _2 $

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Answer:

Correct Answer: B

Solution:

  • Species with $ sp^{2} $ hybridisation are plane triangular in shape. Among the given species $ NO_3^{-} $ is $ sp^{2} $ hybridised with no lone pair of electrons on central atom, N. Whereas, $ N _3,NO_2^{-} $ and $ CO _2 $ are sp hybridised with a linear shape.