Chhattisgarh Board Solutions for Chapter: Chemical Reactions and Equations, Exercise 10: Exercises

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Chhattisgarh Board Science Solutions for Exercise - Chhattisgarh Board Solutions for Chapter: Chemical Reactions and Equations, Exercise 10: Exercises

Attempt the practice questions on Chapter 10: Chemical Reactions and Equations, Exercise 10: Exercises with hints and solutions to strengthen your understanding. Science (Theory & Practical) Class-9 solutions are prepared by Experienced Embibe Experts.

Questions from Chhattisgarh Board Solutions for Chapter: Chemical Reactions and Equations, Exercise 10: Exercises with Hints & Solutions

MEDIUM
9th Chhattisgarh Board
IMPORTANT

Why are decomposition reactions called the opposite of combination reactions? Write equations for these reactions.

MEDIUM
9th Chhattisgarh Board
IMPORTANT

Write one equation each for decomposition reactions where energy is supplied in the form of heat, light or electricity.

MEDIUM
9th Chhattisgarh Board
IMPORTANT

What is the difference between displacement and double displacement reactions? Write equations for these reactions. 

MEDIUM
9th Chhattisgarh Board
IMPORTANT

Give two examples of redox reactions. 

MEDIUM
9th Chhattisgarh Board
IMPORTANT

Explain the chemical reactions that take place in the presence of sunlight. 

MEDIUM
9th Chhattisgarh Board
IMPORTANT

What do you understand by precipitation reactions? Explain using examples. 

EASY
9th Chhattisgarh Board
IMPORTANT

Explain exothermic and endothermic reactions through examples.

HARD
9th Chhattisgarh Board
IMPORTANT

Hanif burnt a magnesium ribbon using a spirit lamp and on the basis of his observations he said that the type of chemical reaction taking place is combination as well as exothermic as well as oxidation. Do you agree with Hanif? Give reasons for your answer and explain.