Chemistry · Acids, Bases and Salts
Which of the following statements about washing soda is CORRECT?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Washing soda is highly acidic in nature.
- 2It is commercially obtained by heating sodium bicarbonate to exactly 100°C.
- 3Washing soda is chemically sodium carbonate decahydrate (Na2CO3 · 10H2O).✓
- 4It cannot remove permanent hardness of water.
Correct answer
Washing soda is chemically sodium carbonate decahydrate (Na2CO3 · 10H2O).
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