Easy MCQ +4 / -1 PYQ · JEE Mains 2020

In comparison to the zeolite process for the removal of permanent hardness, the synthetic resins method is :

  1. A less efficient as the resins cannot be regenerated.
  2. B more efficient as it can exchange only cations.
  3. C more efficient as it can exchange both cations as well as anions. Correct answer
  4. D less efficient as it exchanges only anions.

Solution

Synthetic resin method is more efficient because it can exchange both cation & anion.

About this question

Subject: Chemistry · Chapter: p-Block Elements · Topic: Group 13: Boron Family

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