Medium MCQ +4 / -1 PYQ · JEE Mains 2020

In the following reaction, products (A) and (B) respectively, are :

NaOH + Cl2 $\to$ (A) + side products
(hot and conc.)

Ca(OH)2 + Cl2 $\to$ (B) + side products (dry)

  1. A NaOCl and Ca(OCl)<sub>2</sub>
  2. B NaClO<sub>3</sub> and Ca(ClO<sub>3</sub>)<sub>2</sub>
  3. C NaOCl and Ca(ClO<sub>3</sub>)<sub>2</sub>
  4. D NaClO<sub>3</sub> and Ca(OCl)<sub>2</sub> Correct answer

Solution

NaOH + Cl<sub>2</sub> $\to$ NaClO<sub>3</sub> (A) + 5NaCl + 3H<sub>2</sub>O <br><br>Ca(OH)<sub>2</sub> + Cl<sub>2</sub> $\to$ Ca(OCl)<sub>2</sub> (B) + CaCl<sub>2</sub> + 2H<sub>2</sub>O

About this question

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

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