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MHT CET2012Chemistryp Block Elements (Group 13 & 14)

A solution contains Cl ⁻, I ⁻ and SO ₄³⁻ ions in it. Which of the following ion is capable to precipitate all of the above when added in this solution?

Options

  1. APb ²⁺
  2. BBa ²⁺
  3. CHg ²⁺
  4. DCu ²⁺

Correct answer

B. Ba ²⁺

Step-by-step solution

Ba ²⁺ ion is capable to precipitate - Cl ,- I and - SO ₄²⁻ ions. Ba ²⁺+2 Cl ⁻ BaCl ₂ Ba ²⁺+2 I ⁻ BaI ₂ Ba ²⁺+ SO ₄²⁻ BaSO ₄

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