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Polar Molecules

The sample is...

Question

The sample is dissolved in hot con. $H C l$ and add few drops of $N H_{4} O H$ followed by dimethyl glyoxime soln. We get a precipitate. Guess the colour of the precipitate.

A

Orange

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B

Purple

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C

Blue

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D

Rosy red

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Solution

The correct option is D Rosy red
Addition of alcoholic solution of dimethylglyoxime to ammoniacal solution of Ni(ll) gives rosy red precipitate.

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Similar questions

Q. The sample is dissolved in hot con.

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and add few drops of

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followed by dimethyl glyoxime soln. We get a rosy red precipitate. The presence of which ion is confirmed :

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and add few drops of

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and add few drops of

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