Organic Chemistry — Chemistry STD 10 — Question

State your observation of the following case :
When calcium hydroxide is heated with ammonium chloride crystals.

How is methane prepared in the laboratory ?

Give a balanced equation for the following conversation.
An alkene to an alkane

Give reason for the following:
Electrolysis of molten lead bromide is considered to be a reaction in which oxidation and reduction go side by side, i.e., a redox reaction.

A solution of silver nitrate is a good electrolyte but is not used for electroplating an article with silver.

Give one test to distinguish between the following pair of chemicals.
Iron (III) Chloride solution and copper chloride solution.

Define the following and give two examples in case a basic salt.

The bigger the atomic volume, more metallic is an element. Explain the statement.

Give reason for the following:
When solution of sulphur dioxide is exposed to air, it gets converted to sulphuric acid.

Give reason for the following:
Galvanized metal ions should not be used for storing food.