Name the products formed when:

dilute ${\mathrm{HNO}}_3$ is added to copper.

Give two chemical equations for the following:

Reactions of nitric acid with non-metals.

Give two chemical equations for the following:

Nitric acid showing as acidic character.

Give two chemical equations for each of the following

Nitric acid acting as oxidising agent.

Write balanced equations and name the products formed when:

Sodium hydrogen carbonate is added to nitric acid,

Write balanced equations and name the products formed when:

Cupric oxide reacts with nitric acid.

Write balanced equations and name the products formed when:

Zinc reacts with dilute nitric acid.

Write balanced equations and name the products formed when:

Concentrated nitric acid is heated.