(English Medium) ICSE Class 9 - CISCE Question Bank Solutions for Chemistry

Write the formula of the following compound:

Iron [II] oxide

Write the formula of the following compound:

Iron [III] oxide

Write the formula of the following compound:

Iron [II] sulphate

Write the formula of the following compound:

Iron [III] sulphate

Write the formula of the following compound:

Iron [II] sulphide

Write the formula of the following compound:

Iron [III] sulphide

Write the formula of the following compound:

Iron [II] hydroxide

Write the formula of the following compound:

Iron [III] hydroxide

Write the formula of the following compound:

Lead [II] chloride

Write the formula of the following compound:

Lead [II] oxide

Write the formula of the following compound:

Lead [II] hydroxide

Write the formula of the following compound:

Lead [II] nitrate

Write the formula of the following compound:

Lead [II] sulphate

Write the formula of the following compound:

Silver [I] chloride

Write the formula of the following compound:

Silver [II] chloride

Write the formula of the following compound:

Diamine silver chloride

Define the term Relative atomic mass. State why indirect methods are utilised to determine the absolute mass of an atom. Explain in brief the indirect method used.

Define the term Relative molecular mass. State why indirect methods are utilised to determine the absolute mass of an atom. Explain in brief the indirect method used.

State of the following formula of a compound is incorrect. Incorrectly write the correct formula.

(NH₄)₃SO₄

State of the following formula of a compound is incorrect. Incorrectly write the correct formula.

NaZnO₂