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

State the composition of aqua regia. State which component is the oxidizing agent in aqua regia.

State which component is the oxidizing agent in aqua regia.

What is passive iron?

Name the products formed when carbon and conc. nitric acid is heated.

Name the products formed when dilute HNO₃ is added to copper.

Ammonia is used in the Ostwald process.

Give the sources of reactants used in this process.

Ammonia is used in the Ostwald process.

Name the catalyst used in the process.

Ammonia is used in the Ostwald process.

Name the oxidising agent used in this process.

Ammonia is used in the Ostwald process.

What is the ratio of ammonia and air taken in this process?

Ammonia is used in the Ostwald process.

Why is quartz used in this process?

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 the following:

Nitric acid acting as the oxidizing agent.

Write a balanced equation and name the products formed when cupric oxide reacts with nitric acid.

Write a balanced equation and name the products formed when zinc reacts with dilute nitric acid.

Sulphuric acid is manufactured by the contact process.

Give two balanced equations to obtain SO₂ in this process.

Sulphuric acid is manufactured by the contact process.

Give the conditions for the oxidation of SO₂.

Write an equation for the following conversions A, B, C and D.

How will you prepare the following from nitric acid?

Sodium nitrate

How will you prepare the following from nitric acid?

copper nitrate