Ca(OH)2 is called __________________?
Correct answer: B. Slaked lime
- A. Quicklime
- B. Slaked lime
- C. Limestone
- D. Gypsum
Explanation
Calcium hydroxide, Ca(OH)2, is slaked lime, formed by adding water to quicklime, CaO. Limestone is calcium carbonate, while gypsum is hydrated calcium sulphate.
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