(English Medium) ICSE Class 10 - CISCE Question Bank Solutions for Chemistry

Name the kind of particles present in carbonic acid.

State one relevant observation for the following.

Lead nitrate solution is treated with sodium hydroxide solution drop wise till it is in excess.

A compound X (having vinegar like smell) when treated with ethanol in the presence of the acid Z, gives a compound Y which has a fruity smell.

The reaction is: \[\ce{C2H5OH + X ->[Z] Y + H2O}\]

1. Identify Y and Z.
2. Write the structural formula of X.
3. Name the above reaction.

Give a chemical test to distinguish between the given pair of chemicals:

Lead nitrate solution and zinc nitrate solution.

Which property of sulphuric acid is shown by the reaction of the concentrated sulphuric acid with ethanol?

Which property of sulphuric acid is shown by the reaction of the concentrated sulphuric acid with carbon?

Define catenation.

Explain the formation of hydronium ion.

Name the ion that turns blue litmus red.

Name the ion that turns red litmus blue.

How is an acid prepared from a non-metal? Give an equation for it.

How is an acid prepared from a salt? Give an equation for it.

Define in term of ionization an acid.

Define in term of ionization an alkali?

Name the ions furnished by bases in solution.

Name the ions furnished by  a weak alkali.

Name the ions furnished by an acid.

Name

a metallic hydroxide soluble in excess of NH₄OH.

Name a metallic oxide soluble in excess of caustic soda solution.

Name a strong alkali.