Chemistry
Grade-10
Easy
Question
Chlorine reacts with lime water to give _________.
- Bleaching powder
- Baking powder
- Washing soda
- Caustic soda
Hint:
Produces a substance that has strong oxidizing property.
The correct answer is: Bleaching powder
Quick lime reacts with water to give slaked lime also called lime water.
CaO + H2O 
Ca(OH)2
Slaked lime reacts with chlorine
2Ca(OH)2 + 2Cl2 Ca(OCl)2 + CaCl2 + 2H2O
Chlorine reacts with lime water to give bleaching powder.
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