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JIPMER2013Chemistryp Block Elements (Group 15, 16, 17 & 18)

When Br ₂ is treated with aqueous solutions of NaF , NaCl , NaI separately

Options

  1. AF ₂, Cl ₂ and I ₂ are liberated
  2. Bonly F ₂ and Cl ₂ are liberated
  3. Conly I ₂ is liberated
  4. Donly Cl ₂ is liberated

Correct answer

C. only I ₂ is liberated

Step-by-step solution

A halogen of lower atomic number oxidises halide ions of higher atomic number. Br ₂+2 NaI 2 NaBr + I ₂

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