11.

Identify the substance underlined, in each of the following cases:
Cation that does not form a precipitate with ammonium hydroxide but forms one with sodium hydroxide.

Identify the substance underlined, in each of the following cases:
The electrolyte used for electroplating an article with silver.

Identify the substance underlined, in each of the following cases:
The particles present in a liquid such as kerosene, that is a non-electrolyte.

Identify the substance underlined, in each of the following cases:
An organic compound containing – COOH functional group.

Identify the substance underlined, in each of the following cases:
A solid formed by reaction of two gases, one of which is acidic and the other basic in nature.

Write a balanced chemical equation for each of the following:
Action of cold and dilute Nitric acid on Copper.

Write a balanced chemical equation for each of the following:
Reaction of Ammonia with heated copper oxide.

Write a balanced chemical equation for each of the following:
Preparation of methane from iodomethane.

Write a balanced chemical equation for each of the following:
The action of concentrated sulphuric acid on Sulphur.

Write a balanced chemical equation for each of the following:
Laboratory preparation of ammonia from ammonium chloride.