IR

Question 1

What do covalent bonds absorb and what does this do?

Answer 1

Absorb IR radiation causing them to vibrate

Question 2

Very long peakat around 3500?

Answer 2

O-H group

Question 3

Jagged peak at around 3200?

Answer 3

C-H

Question 4

What are the 4 different types of vibration?

Answer 4

Asymmetric stretching
Symmetric stretching
Asymmetric bending
Symmetric bending

Question 5

Why are molecules of oxygen, chlorine and hydrogen inactive in IR?

Answer 5

They do not have a permanent dipole