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QJEEM21Ch0fef: JEE Main 2021 Chemistry - Class 11 JEEM21Ch0fef Solution: In Carius method, halogen containing organic compound is heated …

In Carius method, halogen containing organic compound is heated with fuming nitric acid in the presence of :

Multiple Choice Options

  • A HNO3
  • B AgNO3
  • C CuSO4
  • D BaSO4

Step-by-Step Verified Solution

Organic compound is heated with fuming nitric acid in the presence of silver nitrate in carius method.

Lunar caustic (AgNO3) is used as reagent hare to distinguish Cl −- , Br- and I −- respectively as follows.

Cl−(aq)⟶AgNO3AgCl↓ppt white

Br−(aq)⟶AgNO3AgBr↓ppt pale yellow

I−(aq)⟶AgNO3AgI↓ppt Dark yellow

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