Calcium is an element. What type of atoms is it made out of?Cadmium atomsCarbon atomsCalcium atomsBoth calcium and carbon atoms

How does calcium become a calcium ion? Refer to the periodic table.

An element is made up of A. a mixture of different types of atoms. B. different types of atoms that have been combined chemically. C. only one type of atom. D. different types of cells.

Identify the element that shows similar chemical behaviour to that of calcium.boronstrontiumchlorinesodium

What is a chemical element?A substance made out of carbonA mixture of different types of atomsA substance made up of only one type of atomAny substance in which the atoms are too small to seeI'm not sure

Which is/are the ore(s) of calcium?Select an answerALimestoneBGypsumCDolomiteDAll of them