To test if a given colourless liquid is water:

Taste the liquid

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Add phenolphthalein

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Add

N a C l

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Add a drop of it to anhydrous

C u S O_{4}

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Solution

The correct option is D Add a drop of it to anhydrous $C u S O_{4}$
When water is added to anhydrous $C u S O_{4}$ , it turns blue.

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Similar questions

C u S O_{4} .5 H_{2} O

C u S O_{4}

C u {S O}_{4} \cdot 5 H_{2} O

C u {S O}_{4}

A drop of colourless liquid is poured over blue litmus paper and it turns to red. The colourless liquid is:

H_{2} O

C u S O_{4}

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