Questions

Author:Jharkhand Board

Jharkhand Board Science Solutions for Exercise - Questions

Simple step-by-step solutions to Questions questions of Atoms and Molecules from Science: Class IX. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.

Questions from Questions with Hints & Solutions

MEDIUM
9th Jharkhand Board
IMPORTANT

Write down the formulae of sodium oxide.

MEDIUM
9th Jharkhand Board
IMPORTANT

Write down the formula of aluminium chloride.

MEDIUM
9th Jharkhand Board
IMPORTANT

Write down the formula of sodium sulphide.

HARD
9th Jharkhand Board
IMPORTANT

Write down the formula of magnesium hydroxide.

MEDIUM
9th Jharkhand Board
IMPORTANT

Write down the names of compounds represented by the following formulae:
(i) Al2SO43
(ii) CaCl2
(iii) K2SO4
(iv) KNO3
(v) CaCO3

EASY
9th Jharkhand Board
IMPORTANT

What is meant by the term chemical formula?

EASY
9th Jharkhand Board
IMPORTANT

How many atoms are present in a
(i) H2S molecule and
(ii) PO43- ion?