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

Write a balanced equation for the following conversion:

Sodium chloride from sodium sulphite and dilute hydrochloric acid.

Distinguish between the following:

Dilute HCl and dilute HNO₃ [using silver nitrate solution]

The vapour density of CH₃OH is ______. (At. Wt. C = 12, H = 1, O = 16)

Draw the electron dot structure for the following:

A molecular nitrogen

[At. No. : N = 7, H = 1]

Convert the following reaction into a balanced chemical equation:

Ferrous sulphide to hydrogen sulphide using hydrochloric acid.

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

Convert hydrochloric acid to nascent chlorine.

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

Draw the electron dot structure of Methane molecule.

[Atomic number: N = 7, C = 6, H = 1]

Draw the electron dot structure of Nitrogen molecule.

[Atomic number: N = 7, C = 6, H = 1]

Convert hydrochloric acid to nascent chlorine.

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

Carbon tetrachloride is a ______ covalent molecule.

The following table shows the electronic configuration of the atoms A, B, C and D.

1. Write the formula of the compound formed between:
   
   1. A and B
   2. D and C
2. Which of the above elements will exhibit catenation?

Convert hydrochloric acid to nascent chlorine.

Convert hydrochloric acid to nascent chlorine.

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

Convert Hydrochloric acid to nascent chlorine.

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

Convert Hydrochloric acid to nascent chlorine.