Write short notes on: Thermal decomposition

Important Questions on Chemical Reactions and Equations

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 1 - Chemical Reactions and Equations>Exercise 3>Q 7

Write short notes on: Displacement reaction.

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 1 - Chemical Reactions and Equations>Exercise 3>Q 7

Write short notes on: Double displacement reaction.

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 1 - Chemical Reactions and Equations>Exercise 3>Q 7

Write short notes on; Redox reaction.

HARD

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 1 - Chemical Reactions and Equations>Exercise 3>Q 8

Explain with chemical equations for the following observation: Sulphur trioxide when dissolved in water forms an acid.

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 1 - Chemical Reactions and Equations>Exercise 3>Q 8

Explain with chemical equations for the following observation: Mercuric oxide on heating gives droplets of mercury.

HARD

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 1 - Chemical Reactions and Equations>Exercise 3>Q 8

Explain with chemical equations for the following observation: Silver bromide on exposure to sunlight turns grey.

HARD

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 1 - Chemical Reactions and Equations>Exercise 3>Q 8

Explain with chemical equations for the following observation: The deep blue colour of copper sulphate solution fades on placing an iron nail in it.

HARD

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 1 - Chemical Reactions and Equations>Exercise 3>Q 9

What are electrolytic decomposition reactions? Discuss the electrolytic decomposition of water with the help of an activity.