Register
PLEASE HELP I HATE CHEM Why do molecules in a tetrahedral shape repel at an angle of 109.5 instead of 90 degrees?!?
145k views
5 votes
PLEASE HELP I HATE CHEM

Why do molecules in a tetrahedral shape repel at an angle of 109.5 instead of 90 degrees?!?

User J Hunt
by
4.4k points

1 Answer

4 votes
This angle is obtained when all four pairs of outer electrons repel each other equally. The bond angles in ammonia and in water are less than 109.5° because of the stronger repulsion by their lone pairs of electrons.
User Ziyang Liu
by
4.7k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.1m questions

6.7m answers

Other Questions

Which option describes nonmetals?
The ions Ca2+ and PO43- form salt with the formula
Carnot Cycle. If a boiler's heat source produces 106 Btu/hr at 600F, what is the highest possible rate at which work may be produced? The ambient air is 70F.
HELP, I NEED TO CHECK MY ANSWERS!! what is the mass for a... paperclip, red book, block, pencil, calculator, green blob, penny, quarter, dime, and a nickel?
[01.07]what is the answer to the problem: 101 g + 25.01 g + 5.05 g? 131.06 g 131.1 g 131 g 130 g
Link Copied!