Chemistry
Grade-10
Easy
Question
The incorrect statement among the following is
- NaHCO3 is insoluble in cold brine solution because of the common ion effect.
- Solvay process can also be used to manufacture potassium carbonate.
- Anhydrous Na2CO3 is also called soda ash.
- When sodium bicarbonate is heated, it gives sodium carbonate, water vapors and CO2 gas.
Hint:
Solvay process is used to produce soda ash.
The correct answer is: Solvay process can also be used to manufacture potassium carbonate.
- NaHCO3 is insoluble in cold brine solution because of the common ion effect.
- Solvay process is used to produce soda ash.
- Anhydrous Na2CO3 is called soda ash.
- When sodium bicarbonate is heated, it gives sodium carbonate, water vapors and CO2 gas.
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