EASY
7th ICSE
IMPORTANT
Earn 100

What are the reactants in the following reaction?

Calcium chloride + Silver nitrate → Calcium nitrate + Silver chloride

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Important Questions on The Language of Chemistry

EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 5 - The Language of Chemistry>CHECKPOINT>Q 3

Which is/are the product(s) in the following reaction?

2NaOH+CO2→Na2CO3+H2O

EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 5 - The Language of Chemistry>CHECKPOINT>Q 4
Which of these is an indication of the evolution of gas in a reaction?
EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 5 - The Language of Chemistry>CHECKPOINT>Q 1
A word equation gives complete information about a reaction.
EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 5 - The Language of Chemistry>CHECKPOINT>Q 2
Reactant molecules always combine in a small whole number.
EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 5 - The Language of Chemistry>CHECKPOINT>Q 3
Product molecules are formed by the rearrangement of atoms in the reactants.
EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 5 - The Language of Chemistry>CHECKPOINT>Q 4
The formation of bubbles is not conclusive evidence of a chemical reaction has taken place.
MEDIUM
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 5 - The Language of Chemistry>CHECKPOINT>Q 1

Balance the following equation in a stepwise manner.

Fe+O2→Fe2O3

MEDIUM
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 5 - The Language of Chemistry>CHECKPOINT>Q 2

Balance the following equation in a stepwise manner.

HCl+Na2CO3→NaCl+H2O+CO2