What do you observe when blue coloured copper sulphate reacts with ammonium hydroxide?

A pale blue ppt. of copper(II) hydroxide is formed.

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A deep blue solution of tetra amine copper sulphate is formed.

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No ppt. is formed.

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Reaction will not take place.

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Solution

The correct option is A
A pale blue ppt. of copper(II) hydroxide is formed.

When blue coloured copper sulphate reacts with ammonium hydroxide, a pale blue ppt. of copper(II) hydroxide is formed along with ammonium sulphate.

$C u S O_{4} + 2 N H_{4} O H \to C u (O H)_{2} + (N H_{4})_{2} S O_{4}$

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What do you observe when blue coloured copper sulphate reacts with ammonium hydroxide?

The correct option is A A pale blue ppt. of copper(II) hydroxide is formed. When blue coloured copper sulphate reacts with ammonium hydroxide, a pale blue ppt. of copper(II) hydroxide is formed along with ammonium sulphate. CuSO4+2NH4OH→Cu(OH)2+(NH4)2SO4

The correct option is A
A pale blue ppt. of copper(II) hydroxide is formed.

When blue coloured copper sulphate reacts with ammonium hydroxide, a pale blue ppt. of copper(II) hydroxide is formed along with ammonium sulphate.

$C u S O_{4} + 2 N H_{4} O H \to C u (O H)_{2} + (N H_{4})_{2} S O_{4}$