MEDIUM
JEE Advanced
IMPORTANT
Earn 100

The colour of the X2 molecules of group 17 elements changes gradually from yellow to violet down the group. This is due to -

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Important Questions on Chemical Bonding and Molecular Structure

MEDIUM
JEE Advanced
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 14 - Chemical Bonding and Molecular Structure>JEE Advanced Paper 1 - 2016>Q 10
The compound(s) with two lone pairs of electrons on the central atom is (are)
HARD
JEE Advanced
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 14 - Chemical Bonding and Molecular Structure>JEE Advanced Paper 1 - 2014>Q 13
Hydrogen bonding plays a central role in the following phenomena: