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Physical Properties

Pure 'X' is a...

Question

Pure 'X' is a colourless liquid but on standing changes to brown colour.'X' has no action on litmus but forms salt with HCl and H2SO4. It is steam volatile. Then 'X' would be

A

3 : CCl₄

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B

3 : CHCl₃

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C

1 : C₆H₅NO₂

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D

5 : C₆H₅NH₂

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Solution

The correct option is D
5 : C₆H₅NH₂

Pure aniline is colourless and impurities are formed by oxidation

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Q. Pure 'X' is a colourless liquid but on standing changes to brown colour.'X' has no action on litmus but forms salt with HCl and H2SO4. It is steam volatile. Then 'X' would be

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