When an aluminium strip is kept
(a) Green solution of FeSO4 slowly turns brown
(b) Green solution of FeSO4 rapidly turns brown
(c) No change in colour of FeSO4
(d) Green solution of FeSO4 slowly turns colourless.

AcademicChemistryNCERTClass 10

Correct Answer: (a) Green solution of FeSO4 slowly turns brown

Explanation: The green solution of ferrous sulphate slowly turns brown. As aluminium is more reactive than iron, it displaces iron from ferrous sulphate solution.

"NCERT

raja
Updated on 10-Oct-2022 12:47:03

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