Infra Red Spectroscopy

Question 1

What are the uses of infra red?

Answer 1

Breathalyser and pollution detectors

Question 2

How do molecules absorb infra red energy?

Answer 2

Through their bond which stretch and vibrate

Question 3

What does it mean if there is a gap between the O-H group and the C-H bond?

Answer 3

That the OH is an alcohol

Question 4

What does it mean if there isn’t a gap between the O-H group and the C-H bond?

Answer 4

OH is carboxylic acid

Question 5

What’s the fingerprint region?

Answer 5

Use it to identify the individual compound, it’s unique to the individual compound we can find it’s identity by comparing to a data base of known spectra