Question

M
Give an example of a chemical change along with an equation for each of
the following situations:
(a) A change in colour is observed.
Ans.​

Answer 1

Answer:

kmno4+water

Explanation:

when mixed with water gets diffused and gives pink colour

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Answer 2

Answer:

2FeSO4(s) ------ Fe2O3 +SO2 +SO3

Explanation:

when ferrous sulphate is decomposition by heat it breaks into ferrric oxide which red brown in colour