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

Write balanced equation:

Copper sulphate solution with ammonium hydroxide solution.

Explain the following.

H₃PO₃ is not a tribasic acid.

______ is a white precipitate that is soluble in excess of Ammonium hydroxide solution.

Identify the cation in the following case:

Ammonium hydroxide solution when added to Solution B gives a white precipitate which does not dissolve in excess of ammonium hydroxide solution.

Write balanced equation :

Copper sulphate solution with ammonium hydroxide solution.

Convert the following reaction into a balanced chemical equation:

Ammonia to nitric oxide using oxygen and platinum catalyst.

Write a balanced equation:

Copper sulphate solution with ammonium hydroxide solution.

Explain the following:

H₃PO₃ is not a tribasic acid.

The metal hydroxide which reacts with both acids and alkalis to form salt and water is ______.

Rita was given an unknown salt for identification. She prepared a solution of the salt and divided it into two parts.

• To the first part of the salt solution, she added a few drops of ammonium hydroxide and obtained a reddish-brown precipitate.
• To the second part of the salt solution, she added a few drops of silver nitrate solution and obtained a white precipitate.

Name:

1. The cation present and
2. The anion present in the salt given for identification.

Match the salts underlined in Column A with the most suitable method of preparation given in Column B.

Explain the following:

\[\ce{H3PO3}\] is not a tribasic acid.

Write balanced equation:

Copper sulphate solution with ammoni um hydroxide solution.

Explain the following:

\[\ce{H3PO3}\] is not a tribasic acid.

Write balanced equation:

Copper sulphate solution with ammonium hydroxide solution.

Explain the following:

\[\ce{H3PO3}\] is not a tribasic acid.

Write balanced equation:

Copper sulphate solution with ammonium hydroxide solution.

Explain the following:

H₃PO₃ is not a tribasic acid.

Write balanced equation:

Copper sulphate solution with ammonium hydroxide solution.

The equation below shows the reaction between element ‘X’ and dilute sulphuric acid.

\[\ce{X_{(s)} + H2SO4_{(aq)} -> XSO4_{(aq)} + H2_{(g)}}\]

Which particles are responsible for conducting electricity in dilute sulfuric acid and compound XSO₄?