An aqueous solution of Copper (II) sulphate pentahydrate turns blue litmus red. It is due to the

presence of Cu²⁺ ions

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presence of SO₄^2– ions

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hydrolysis of Cu²⁺ ions

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hydrolysis of SO₄^2– ions

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Solution

The correct option is C
hydrolysis of Cu²⁺ ions

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Similar questions

The salt whose aqueous solution will turn blue litmus to red is :

(a) ammonium sulphate

(b) sodium acetate

(d) potassium carbonate

The aqueous solution of one of the following salts will turn red litmus to blue. This salt is :

(a) potassium sulphate

(b) sodium sulphate

(d) potassium carbonate

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