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Which statement is correct regarding las...

Which statement is correct regarding lassigne test `:`

A

If `3^(@)` amine is present in the samplel then prusian blue colour is not obtained

B

In place of sodium any other metal can be used.

C

If sulphur and nitrogen both are present in the sample then black colour is obtained with ferric chloride solution.

D

If chloride is present in the sample then white precipitate is obtained with `AgNO_(3)`.

Text Solution

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The correct Answer is:
4
In the lassaigne test NaCl is converts into AgCl. AgCl is a white colour solid.
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