Science, asked by Chhavibansal, 1 year ago

answer the above questions fast...

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Answered by ap143

1

Hey!
Here's your answer.
All the reactions in the pic

Q11
compound (A) ferrous sulphate (hydrate)

compound (B) ferrous sulphate(an hydrate)

compound(C) is ferrous oxide

Q12
Chemical reactions are characterised by

Change in Temperature

Change in Color

Noticeable Odor.

Formation of a Precipitate

Evolution of gas

Q13
Reaction in pic

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