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JEE Main Chemistry question

ChemistryPrinciples Related to Practical ChemistryJEE Main

Sulfanilic acid is fused with an insufficient amount of sodium metal for Lassaigne's test. How many distinct fusion products are present in the Lassaigne extract?

Answer: 3

Solution

With a deficiency of sodium, the nitrogen and sulfur of sulfanilic acid are not cleanly separated into independent cyanide and sulfide species; the extract contains

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Question ID VK-140443