Check sibling questions

The function of KOH is to absorb  

(A) Oxygen. 

(B) Carbon dioxide. 

(C) Moisture. 

(D) Sunlight. 

 

Answer - 

The potassium hydroxide absorbs the carbon dioxide liberating in the reaction and forms the potassium carbonate K 2 CO 3 .

So, the correct answer is (b)  

  1. Class 10
  2. Solutions to CBSE Sample Paper - Science Class 10
  3. Solutions - CBSE Class 10 Sample Paper for 2022 Boards - Science [MCQ]

Solutions - CBSE Class 10 Sample Paper for 2022 Boards - Science [MCQ]

About the Author

Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 14 years and a teacher from the past 18 years. He teaches Science, Economics, Accounting and English at Teachoo