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

Complete the following reaction and balance them.
Ca(HCO₃)₂ + 2HCl →

Take an element from an alkali metal and one from an alkaline earth metal and write an equation for their action with:

Oxygen

Take an element from an alkali metal and one from an alkaline earth metal and write an equation for their action with:

Sulphuric acid

Take an element from an alkali metal and one from an alkaline earth metal and write an equation for their action with:

Water.

Study the flow chart and give balanced equations with conditions for the conversions A, B, C, D and E.

Write the balanced equation for the reaction between ammonia and sulphuric acid.

Pick the odd member from the list, giving reasons:

Pick the odd member from the list, giving reasons:

The following reactions are carried out:

A: \[\ce{Nitrogen + metal -> compound X}\]

B: \[\ce{X + water -> ammonia + another compound}\]

C: \[\ce{Ammonia + metal oxide -> metal + water + N2}\]

One metal that can be used for reaction A is magnesium.

1. Write the formula of the compound X formed.
2. Write the correctly balanced equation for reaction B where X is the compound formed.
3. What property of ammonia is demonstrated by reaction C?

How do you prove that NH₃ contains nitrogen and hydrogen?

Copy and complete the following equations:

1. \[\ce{AlN + H2O ->}\]
2. \[\ce{2NH3 + 3PbO ->}\]
3. \[\ce{NH3 + 3Cl2 ->}\]
4. \[\ce{NH3 + CO2 ->}\]

1. 1. Which property of ammonia is illustrated by equation (c)?
   2. What important fertiliser is prepared from equation (d)? State the conditions.

Copy and complete the following equation.
2NH₃ + 3PbO →

Copy and complete the following equation.
NH₃ + 3CI₂ →
which property of ammonia is illustrated by above equation

Copy and complete the following equation.
NH₃ + CO₂ →
what important fertilizer is prepared from above equation?

Correct the following:

A reddish brown precipitate is obtained when ammonium hydroxide is added to ferrous sulphate.

Correct the following:

Liquid ammonia is a solution of NH₃.

Correct the following:

Finely divided platinum is used in the Haber process.

Correct the following:
Conc. H₂SO₄ is a drying agent for NH₃

Correct the following:

Ammonium salts, on heating, decompose to give ammonia.

Distinguish between the following (using ammonia solution):

Calcium chloride and zinc chloride