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10th CBSE
IMPORTANT
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What is the special name given to the corrosion of iron?

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Important Questions on Chemical Reactions and Equations

MEDIUM
10th CBSE
IMPORTANT
Concise Chemistry Part 2>Chapter 1 - Chemical Reactions and Equations>MOCK TEST - 2>Q 2
What type of reaction is involved in the corrosion of iron? (Redox / Decomposition)
EASY
10th CBSE
IMPORTANT
Concise Chemistry Part 2>Chapter 1 - Chemical Reactions and Equations>MOCK TEST - 2>Q 3
Can a physical change be reversed? (Yes/ No)
EASY
10th CBSE
IMPORTANT
Concise Chemistry Part 2>Chapter 1 - Chemical Reactions and Equations>MOCK TEST - 2>Q 4
Name the colour of the precipitate formed by the compound:
(a) Barium sulphate (b) Copper sulphide (c) Lead iodide (d) Aluminium hydroxide.
MEDIUM
10th CBSE
IMPORTANT
Concise Chemistry Part 2>Chapter 1 - Chemical Reactions and Equations>MOCK TEST - 2>Q 5
What happens when sulphur dioxide gas is passed through the solution of acidified potassium dichromate?
MEDIUM
10th CBSE
IMPORTANT
Concise Chemistry Part 2>Chapter 1 - Chemical Reactions and Equations>MOCK TEST - 2>Q 6
What are the steps involved in the balancing of a chemical equation?
MEDIUM
10th CBSE
IMPORTANT
Concise Chemistry Part 2>Chapter 1 - Chemical Reactions and Equations>MOCK TEST - 2>Q 7
Differentiate between oxidising agent and reducing agent giving an example for each.
EASY
10th CBSE
IMPORTANT
Concise Chemistry Part 2>Chapter 1 - Chemical Reactions and Equations>MOCK TEST - 2>Q 7
Why decomposition reactions are called the opposite of combination reactions?
EASY
10th CBSE
IMPORTANT
Concise Chemistry Part 2>Chapter 1 - Chemical Reactions and Equations>MOCK TEST - 2>Q 8
Differentiate displacement and double displacement reaction by giving a balanced equation for each.