Which of the following reagents is commonly used for the detection of – InterviewSolution

1.	Which of the following reagents is commonly used for the detection of sulphide ion
Answer» 1-nitroso-2-naphthol Potassium ferricyanide Disodium hydrogen phosphate Sodium nitroprusside Solution :The sulphide ION `S^(2-)` reacts with sodiumnitroprusside to GIVE a dark purple complex. `S^(2-) +Na_(2)[FE(CN)_(5)NO] rarr underset("dark purple complex")(Na_(2)[Fe(CN)_(5)NOS]^(-))`

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