Limestone Flashcards
1
Q
What is produced when calcium carbonate is heated?
A
Calcium oxide + carbon dioxide
2
Q
What is formed when calcium oxide is reacted with water?
A
Calcium hydroxide (alkali - blue with a universal indicator )
CaO+ H2O into Ca(OH)2
3
Q
What is limestone mainly made up of?
A
Calcium carbonate
CaCO3