Question

Violet color complex obtain in the detection of sulphur is

Answer 1

potassium permanganate is obtain in the detection of sulphur

Answer 2

When a few drops of sodium nitroprusside is added to SFE , The appearance of a deep violet color , indicates the presence of sulfur.

The violet colored complex obtained in this test is $[$Fe(CN)$_{5}$ NOS$]^{4-}$  { pentacyanonitrosylferrate(II) } .

• Sodium nitroprusside, is also used as a medication used to lower blood pressure.
• The molar mass of sodium nitroprusside is 261.918 g·mol−1 .

 

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