it is common as it can be found in milk it is common as it can be found in milk
no
Calcium is a very common chemical element on the Earth.
no it is very common
No. Calcium is a common element.
Diamond No its calcium.
I don't think calcium chloride has a common name.It's sometimes used as a road salt, but so are a number of other compounds. It has two naturally occurring mineral forms (antarcticite and sinjarite, both hydrates of calcium chloride) but both of them are rare enough (had you ever heard of them before?) that they can't really be said to be commonnames.
Calcium chloride may be a natural mineral, but very rare..
An opossum is NOT rare, it is a common animal.
The most common electric charge for a calcium cation is +2.
it is very common to the nature
common minerals are not rare minerals eg:not rare
Calcium oxide (CaO) is an extremely rare mineral which was found only in the Vesuvius area.