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10th CBSE
IMPORTANT
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When zinc reacts with dilute hydrochloric acid, gas evolved is:

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Important Questions on Chemical Reactions and Equations

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10th CBSE
IMPORTANT
ESSENTIALS OF CHEMISTRY X>Chapter 1 - Chemical Reactions and Equations>Value Based Questions>Q 16
In an oxidation reaction, a substance:
EASY
10th CBSE
IMPORTANT
ESSENTIALS OF CHEMISTRY X>Chapter 1 - Chemical Reactions and Equations>Value Based Questions>Q 17
A substance is reduced when it:
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10th CBSE
IMPORTANT
ESSENTIALS OF CHEMISTRY X>Chapter 1 - Chemical Reactions and Equations>Value Based Questions>Q 18
Copper is less reactive than:
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10th CBSE
IMPORTANT
ESSENTIALS OF CHEMISTRY X>Chapter 1 - Chemical Reactions and Equations>Value Based Questions>Q 19
For rusting of iron, the essential requirement is:
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10th CBSE
IMPORTANT
ESSENTIALS OF CHEMISTRY X>Chapter 1 - Chemical Reactions and Equations>Value Based Questions>Q 20
Chemical formula of rust is:
MEDIUM
10th CBSE
IMPORTANT
ESSENTIALS OF CHEMISTRY X>Chapter 1 - Chemical Reactions and Equations>Value Based Questions>Q 21
Rusting is a/an:
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10th CBSE
IMPORTANT
ESSENTIALS OF CHEMISTRY X>Chapter 1 - Chemical Reactions and Equations>Value Based Questions>Q 22
Digestion is a/an:
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10th CBSE
IMPORTANT
ESSENTIALS OF CHEMISTRY X>Chapter 1 - Chemical Reactions and Equations>Value Based Questions>Q 23
Respiration is a/an: