13th group or boron group
Question
The BCl3 is a planar molecule, whereas NCl3 is pyramidal because
Moderate
Solution
- Presence of bond pair and lone pair affects the shape of the molecule.
- This is because lone pairs and bond pairs repel each other and ultimately changes the shape of the molecule.
BCl3 3 bond pairs and 0 lone pair NCl3 3 bond pairs and 1 lone pair
| BCl3 | 3 bond pairs and 0 lone pair |
| NCl3 | 3 bond pairs and 1 lone pair |
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