Assertion :Sodium carbonate extract of a salt containing sulphide ions gives a violet colour with appropriate reagent. Reason: The reagent sodium nitroprusside gives violet colour due to the formation of sodium thionitroprusside.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
$N a_{2} S + N a_{2} [F e (N O) (C N)_{5}] \to N a_{4} [F e (N O S) (C N)_{5}] v i o l e t$
sodium nitroprusside gives violet colour due to the formation of sodium thionitroprusside.

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Assertion :Sodium carbonate extract of a salt containing sulphide ions gives a violet colour with appropriate reagent. Reason: The reagent sodium nitroprusside gives violet colour due to the formation of sodium thionitroprusside.

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for AssertionNa2S+Na2[Fe(NO)(CN)5]→Na4[Fe(NOS)(CN)5]violet sodium nitroprusside gives violet colour due to the formation of sodium thionitroprusside.

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
$N a_{2} S + N a_{2} [F e (N O) (C N)_{5}] \to N a_{4} [F e (N O S) (C N)_{5}] v i o l e t$
sodium nitroprusside gives violet colour due to the formation of sodium thionitroprusside.