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

Identify the terms for the following:

A method used to collect HCl gas.

Complete the table given below:

A, B and C are the chemical properties of sulphuric acid:

A. Oxidizing agent

B. Dehydrating agent

C. Non-volatile acid

Match the following equations 1 to 3 to the above chemical properties of sulphuric acid.

1. \[\ce{KNO3 + H2SO4 -> KHSO4 + HNO3}\]

2. \[\ce{C12H22O11 -> 12C + 11H2O}\]

3. \[\ce{S + 2H2SO4 -> 2H2O + 3SO2}\]

Which theory was challenged by the synthetic preparation of Urea?

The salt is formed when concentrated sulphuric acid reacts with KNO₃ above 200°C.

The property exhibited by concentrated sulphuric acid when it is used to prepare hydrogen chloride gas from potassium chloride is ______.

Convert the following reaction into a balanced chemical equation:

Sodium hydroxide to sodium sulphate using sulphuric acid.

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

Cane sugar and hydrated copper sulphate [using concentrated H₂SO₄]

Write balanced equations for a metal that evolves into a gas which burns with a pop sound when boiled with alkali solutions.

Write balanced equations for a metal that evolves into a gas which burns with a pop sound when boiled with alkali solutions.

Write balanced equations for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.

Write balanced equation for a metal that evolves a gas which burns with a pop sound when boiled with alkali solution.

The process of heating the concentrated ore in a limited supply or absence of air is ______.

Rewrite the following statement by adding the correct word, as shown in the example:

Sulphuric acid acts as a dehydrating agent.

Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.

Give a balanced chemical equation for the above reaction.

Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.

State the method of collection of the gas formed above.

Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.

What is the property of sulphuric acid that makes it a suitable reagent for the reaction?

Write balanced equations for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.

Write balanced equations for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions. 

Write balanced equations for a Metal that Evolves a Gas Which Burns with a Pop Sound When Boiled with Alkali Solutions.