NEET · Chemistry · Chemical Bonding · VSEPR — Lone Pairs

Exercise and reference answers

Matching pairs

1. A

   0 lone pair on central

   B

   Symmetric shape (linear, trigonal, tetrahedral)

2. A

   1 lone pair (4 around)

   B

   Trigonal pyramidal (e.g. NH₃)

3. A

   2 lone pairs (4 around)

   B

   Bent (e.g. H₂O)

4. A

   Lone pair–bond pair

   B

   Repels more than bond pair–bond pair

Instructions

Flip cards to match each lone-pair setup.