EASY
9th CBSE
IMPORTANT
Earn 100

Write the valencies and chemical formula of Zinc carbonate.

Important Questions on Atoms and Molecules

EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 3 - Atoms and Molecules>EXERCISE 3B>Q 2
Write the valencies and chemical formula of Ammonium sulphide.
EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 3 - Atoms and Molecules>EXERCISE 3B>Q 2
Write the valencies and chemical formula of Barium chloride.
EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 3 - Atoms and Molecules>EXERCISE 3B>Q 2
Write the valencies and chemical formula of Sodium nitrate.
EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 3 - Atoms and Molecules>EXERCISE 3B>Q 3
Write the chemical name of Mg(HCO3)2.
EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 3 - Atoms and Molecules>EXERCISE 3B>Q 3
Write the chemical name of KClO3.
EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 3 - Atoms and Molecules>EXERCISE 3B>Q 3
Write the chemical name of Na2PbO2.
EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 3 - Atoms and Molecules>EXERCISE 3B>Q 3
Write the chemical name of KClO.
MEDIUM
9th CBSE
IMPORTANT
Core science chemistry>Chapter 3 - Atoms and Molecules>EXERCISE 3B>Q 4
An element E has valency 3. Write the formula for its 
(a) bromide, 
(b) oxide, 
(c) carbonate,
(d) nitrate.