Chemistry
Grade-10
Easy
Question
What products are formed when a metal carbonate reacts with an acid?
- A salt only
- A salt and water
- A salt, water and carbon dioxide
- A salt, water and hydrogen
Hint:
Metal carbonates and Metal Hydrogen carbonates reacts with acids and produces corresponding metal salt, carbon dioxide and water.
The correct answer is: A salt, water and carbon dioxide
Metal carbonates and Metal Hydrogen carbonates reacts with acids and produces corresponding metal salt, carbon dioxide and water.
Metal carbonate + acid → salt + carbon dioxide + water.
Na2CO3 + HCl 
NaCl + CO2 + H2O
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