acid + carbonate reaction Flashcards
1
Q
carbonates react with metals to form what?
A
salt, water and carbon dioxide
2
Q
what are the 2 important observations in this reaction?
A
-the carbonate disappears because it is used up in the reaction
-there is fizzing because a gas (carbon dioxide) is produced
3
Q
what happens if the salt is soluble?
A
it dissolves in the water to form a salt solution
4
Q
what is the chemical test for carbon dioxide?
A
-limewater turns cloudy
-the CO2 reacts with the limewater to make an insoluble white solid
