Question

guys please madad kar doo
answer fast ​

Answer 1

Answer:

Hi your answer is as follows

Explanation:

1)

Fe + CuSO4 ============> FeSo4 + Cu

as iron is more reactive than copper it displaces it in the copper sulphate solution

2)

Mg + O2 ====> 2MgO

on burning magnesium turns into magnesium oxide which is basic in nature

3)

CuSO4 + O2 ========> CuSO4.5H2O

Hydrated copper sulphate has 5 molecules of water of crystallisation and when it is heated it loses these water molecules become anhydrous and from blue colour to colourless form.

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