All In One SCIENCE CBSE Class IX>Chapter 3 - Atoms and Molecules>CHAPTER EXERCISE>Q 14

EASY

9th CBSE

IMPORTANT

Earn 100

The formula of carbonate of metal $M$ is $M_{2} {CO}_{3}$ . What is the formula for the phosphate of $M$ ?

Important Questions on Atoms and Molecules

MEDIUM

9th CBSE

IMPORTANT

All In One SCIENCE CBSE Class IX>Chapter 3 - Atoms and Molecules>CHAPTER EXERCISE>Q 15

Name any two monovalent cations, divalent cations and trivalent cations. Also name any one compound each one of them make.

MEDIUM

9th CBSE

IMPORTANT

All In One SCIENCE CBSE Class IX>Chapter 3 - Atoms and Molecules>CHAPTER EXERCISE>Q 16

How are given mass, molar mass and the number of moles related to each other?

EASY

9th CBSE

IMPORTANT

All In One SCIENCE CBSE Class IX>Chapter 3 - Atoms and Molecules>CHAPTER EXERCISE>Q 17

The symbols of some of the ions are given below

{N a}^{+}, {M g}^{2 +}, H^{+}, {C O}_{3}^{2 -}, {C I}^{-}, S^{2 -}

Using this information, find out the formula of sodium carbonate.

EASY

9th CBSE

IMPORTANT

All In One SCIENCE CBSE Class IX>Chapter 3 - Atoms and Molecules>CHAPTER EXERCISE>Q 17

The symbols of some of the ions are given below

{N a}^{+}, {M g}^{2 +}, H^{+}, {C O}_{3}^{2 -}, {C I}^{-}, S^{2 -}

Using this information, find out the formula of magnesium chloride.

EASY

9th CBSE

IMPORTANT

All In One SCIENCE CBSE Class IX>Chapter 3 - Atoms and Molecules>CHAPTER EXERCISE>Q 17

The symbols of some of the ions are given below

{N a}^{+}, {M g}^{2 +}, H^{+}, {C O}_{3}^{2 -}, {C I}^{-}, S^{2 -}

Using this information, find out the formula of hydrogen sulphide.

HARD

9th CBSE

IMPORTANT

All In One SCIENCE CBSE Class IX>Chapter 3 - Atoms and Molecules>CHAPTER EXERCISE>Q 18

Write the chemical formulae of nitrates

({NO}_{3}^{-})

of

N a^{+}, K^{+}, A l^{3 +}, M g^{2 +}, C a^{2 +}, Z n^{2 +}

EASY

9th CBSE

IMPORTANT

All In One SCIENCE CBSE Class IX>Chapter 3 - Atoms and Molecules>CHAPTER EXERCISE>Q 19

Write the chemical formula and name of the compound formed by the following ions:

C r^{3 +}

and

S O_{4}^{2 -}

EASY

9th CBSE

IMPORTANT

All In One SCIENCE CBSE Class IX>Chapter 3 - Atoms and Molecules>CHAPTER EXERCISE>Q 19

Write the chemical formula and name of the compound formed by the following ions:

{P b}^{2 +}

and

N O_{3}^{-}