Physics · Acids, Bases and Salts
Match the chemical formula of the compound correctly with its primary use: Compound Use a. CaOCl 2 i. Soap and detergent manufacture b. NaHCO 3 ii. Putting casts on fractured bones c. Na 2 CO 3 iii. Disinfecting drinking water d. CaSO 4 · 1 2 H 2 O iv. Used in antacids e. NaOH v. Removing permanent hardness of water
- 1a - ii, b - i, c - v, d - iii, e - iv
- 2a - iii, b - iv, c - v, d - ii, e - i✓
- 3a - v, b - iv, c - i, d - iii, e - ii
- 4a - iii, b - v, c - iv, d - ii, e - i
Correct answer
a - iii, b - iv, c - v, d - ii, e - i
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