Match List I with List II and select the answer using the code given below the Lists: List I (Chemical Name) List II (Chemical Formula) A. Washing soda 1. CaOCl_{2} B. Baking soda 2. NaHCO_{3} C. Bleaching powder 3. Na_{2}CO_{3}\cdot10H_{2}O D. Gypsum 4. CaSO_{4}\cdot2H_{2}O Code: A B C D
- A. 4 2 1 3
- B. 4 1 2 3
- C. 3 1 2 4
- D. 3 2 1 4 ✓
Correct Answer: D. 3 2 1 4
Explanation
Washing soda is sodium carbonate decahydrate (Na_{2}CO_{3}\cdot10H_{2}O). Baking soda is sodium bicarbonate (NaHCO_{3}). Bleaching powder is calcium oxychloride (CaOCl_{2}). Gypsum is calcium sulphate dihydrate (CaSO_{4}\cdot2H_{2}O).
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