Ammonia Quiz

Which statement about ammonia is correct?

• It dissolves in water to form an acidic solution.

• It decomposes on heating to a high temperature to form nitrogen and hydrogen.

• It is formed when ammonium salts are heated with sulfuric acid.

• It reacts with alkalis to form salts.

This is a raw material for the Haber Process and is produced from the cracking of petroleum.

Nitrogen is extracted from liquid air using this process.

The speed of the Haber process can be changed by controlling its pressure and ______________.

Which is the best temperature for carrying out the Haber process?

• 250^oC

• 450^oC

• 500^oC

• 600^oC

250 atmospheres of this helps to increase the yield of ammonia.

In which respective ratio by volume are nitrogen and hydrogen reacted in the Haber process?

• 1:1

• 1:2

• 1:3

• 3:1

The general name for a substance which speeds up a chemical reaction.

The catalyst used in the Haber process.

In the Haber process, unreacted hydrogen and nitrogen gases will be ________.