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

Identify the terms for the following:

The electrode where reduction takes place.

Write an equation for the reactions of hydrochloric acid on manganese (IV) oxide.

State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.

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

Convert Hydrochloric acid to nascent chlorine.

Write an equation for the reaction of hydrochloric acid on manganese (IV) oxide.

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

Convert hydrochloric acid to nascent chlorine.

Convert Hydrochloric acid to nascent chlorine.

Write an equation for the reactions of hydrochloric acid on manganese (IV) oxide.

An element with the largest atomic radius among the following is ______.

The hydrocarbon is formed when sodium propionate and soda lime are heated together.

The general formula of hydrocarbons with single covalent bonds is ______.

State a relevant reason for the following:

Ammonia gas is not collected over water.

Answer the following question with reference to the electrorefining of copper:

What is the anode made of?

Answer the following question with reference to the electrorefining of copper:

What do you observe at the cathode?

Answer the following questions with reference to the electrorefining of copper:

Write the reaction taking place at the cathode.

Differentiate between the following pair based on the criteria given in the bracket:

Sulphuric acid and hydrochloric acid [type of salts formed]

The compound that will produce sulphur dioxide gas when reacted with dilute HCl.

The solution of this compound produces dirty green precipitate with NaOH.