michh2899 michh2899

05-02-2024
Chemistry

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When excess of dilute NH4OH is added to an aqueous solution of copper sulphate an intense blue colour is obtained. This is due to formation of:

A. CuSO₄
B. Ca(OH)₂
C. [Cu(NH₃)₄]⁺²
D. (NH₄)₂SO₄

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