MEDIUM
10th CBSE
IMPORTANT
Earn 100

Express the following facts in the form of a balanced chemical equation: When a strip of copper metal is placed in a solution of silver nitrate, metallic silver is precipitated and a solution of copper nitrate is formed.

Important Questions on Chemical Reactions and Equations

EASY
10th CBSE
IMPORTANT
NEW ERA CHEMISTRY Textbook for Class X>Chapter 1 - Chemical Reactions and Equations>MOCK TEST>Q 17
What do you mean by neutralisation reaction? Give one example.
MEDIUM
10th CBSE
IMPORTANT
NEW ERA CHEMISTRY Textbook for Class X>Chapter 1 - Chemical Reactions and Equations>MOCK TEST>Q 17
What do you mean by precipitation reaction? Give an example.
MEDIUM
10th CBSE
IMPORTANT
NEW ERA CHEMISTRY Textbook for Class X>Chapter 1 - Chemical Reactions and Equations>MOCK TEST>Q 18
What is rancidity? State two ways to prevent rancidity of food items.
MEDIUM
10th CBSE
IMPORTANT
NEW ERA CHEMISTRY Textbook for Class X>Chapter 1 - Chemical Reactions and Equations>MOCK TEST>Q 18
What is corrosion? Write the reaction taking place during the corrosion of iron stating the conditions required? State two ways of preventing corrosion.
MEDIUM
10th CBSE
IMPORTANT
NEW ERA CHEMISTRY Textbook for Class X>Chapter 1 - Chemical Reactions and Equations>MOCK TEST>Q 19

Write the balanced chemical equations for the following and identify the type of reaction:
Magnesium (s) + Hydrochloric acid (aq) → Magnesium chloride (aq) + Hydrogen (g).

MEDIUM
10th CBSE
IMPORTANT
NEW ERA CHEMISTRY Textbook for Class X>Chapter 1 - Chemical Reactions and Equations>MOCK TEST>Q 19
Write the balanced chemical equations for the following and identify the type of reaction.
Zinc carbonate (s) + Hydrochloric acid (aq) → Zinc oxide (s) + Carbon dioxide (g).
MEDIUM
10th CBSE
IMPORTANT
NEW ERA CHEMISTRY Textbook for Class X>Chapter 1 - Chemical Reactions and Equations>MOCK TEST>Q 19
Fe2O3+2Al→Al2O3+2Fe
This reaction involves what type of reaction? Explain, giving reason.
MEDIUM
10th CBSE
IMPORTANT
NEW ERA CHEMISTRY Textbook for Class X>Chapter 1 - Chemical Reactions and Equations>MOCK TEST>Q 20
What happens when an aqueous solution of sodium sulphate reacts with an aqueous solution of barium chloride?