Fractional Distillation Of Air

Question 1

1.

Answer 1

Air has to be condensed into a liquid. This happens at -200°C

Question 2

2.

Answer 2

At 200°C carbon dioxide and water are solids so can be easily taken out

Question 3

3.

Answer 3

Nitrogen boils at -196°C so it can be removed from the top of the column as a gas

Question 4

4.

Answer 4

At -185°C oxygen is still a liquid so can be taken out the bottom of the column

Question 5

What temperature is the distillation at top and bottom

Answer 5

Colder at top

Warmer at bottom