What is the by-product of the reaction between an acid and a metal carbonate?
A
Hydrogen gas
B
Oxygen gas
C
Water only
D
Carbon dioxide
Correct Answer: Option D — Carbon dioxide
Explanation:
When an acid reacts with a metal carbonate, carbon dioxide gas is released along with salt and water. This reaction is commonly observed as ...
When an acid reacts with a metal carbonate, carbon dioxide gas is released along with salt and water. This reaction is commonly observed as effervescence and is used to test for the presence of carbonates.