EASY
8th ICSE
IMPORTANT
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Oxidation and reduction reactions take place simultaneously.

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Important Questions on Chemical Reactions

EASY
8th ICSE
IMPORTANT
Enzymes in the human body function as a catalyst.
MEDIUM
8th ICSE
IMPORTANT
Salt is spread on pavement snow during winter in cold countries.
MEDIUM
8th ICSE
IMPORTANT

Give reason, common salt obtained from salt pans is purified further.

MEDIUM
8th ICSE
IMPORTANT

Give reason for the following.

Neutralization reaction is used to get salts.

EASY
8th ICSE
IMPORTANT

Give reason for the following.

A person having acidity disorder is given milk of magnesia.

MEDIUM
8th ICSE
IMPORTANT

What do you understand by the term addition reaction? Give one example.

MEDIUM
8th ICSE
IMPORTANT

What do you understand by thermal dissociation? Give one example.

MEDIUM
8th ICSE
IMPORTANT
What do you understand by thermal decomposition? Give one example.