Addition of calcium oxide to water produces___________________?
Correct answer: A. All A , B. & C .
- A. All A , B. & C .
- B. Hissing sound
- C. Slaked lime
- D. Exothermic heat
Explanation
Quicklime reacts with water to form slaked lime, Ca(OH)₂, and the hydration releases substantial heat, often producing a hissing sound. Thus all three effects occur.
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