Previous Year NEET Question- Chemical Bonds L-3

Question: Predict the correct order among the following:#

A) bond pair - bond pair > lone pair - bond pair > lone pair - lone pair

B) lone pair - bond pair > bond pair - bond pair > lone pair - lone pair

C) lone pair - lone pair > lone pair - bond pair > bond pair - bond pair

D) lone pair - lone pair > bond pair - bond pair > lone pair - bond pair

Answer: lone pair - lone pair > lone pair - bond pair > bond pair - bond pair#

Solution:#

According to VSEPR theory, the repulsive forces between lone pair and lone pair are greater than between lone pair and bond pair which are further greater than bond pair and bond pair.