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NEETChemistryHydrogen

What ions are exchanged with the synthetic cation exchange resin in the water softening process?

Options

  1. ASodium ions for chloride ions
  2. BSodium ions for hydrogen ions
  3. CSodium ions for calcium and magnesium ions
  4. DSodium ions for hydroxide ions

Correct answer

C. Sodium ions for calcium and magnesium ions

Step-by-step solution

In the water softening process using synthetic cation exchange resins, sodium ions in the resin are exchanged for calcium and magnesium ions present in hard water.

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