You’ve probably heard of the chemical calcium in milk. But calcium shows up in lots of other stuff too. For example, the hard part of your bones and teeth is made from calcium connected to a chemical ...

CALCIUM carbonate can exist in three polymorphic forms, which in the order of their usual stabilities are calcite, aragonite and vaterite. Calcite is the most stable and the least soluble ...

eg Calcium carbonate contains calcium, carbon and oxygen. Sometimes the name of the compound gives information about the formula of that compound. Names of these compounds have prefixes that give ...