Is Calcium Metal Magnetic, Calcium (Ca) Calcium is an alkaline earth metal with atomic number 20. As an alkaline earth metal, calcium is a reactive metal that forms a dark oxide-nitride layer when exposed to air. Click for even more facts and information on this periodic table element. . magnetic properties of Calcium state the information about its magnetic ordering and orientation. Introduction: Is Calcium Magnetic? Calcium is a chemical element with the symbol Ca and atomic number 20. Calcium (pronunciation KAL-see-em [2]), represented by the chemical symbol or formula Ca [1], is a soft element belonging to the family of alkali earth metals [3]. These studies have shown that calcium is a diamagnetic material. It is the fifth most abundant element in Earth's crust, and the third most abundant metal, after iron and aluminium. Its physical and chemical properties are most similar to its heavier homologues strontium and barium. ckdof, plt, bcy, sdhliu, y8d, 7qfqg, rs0, 1l96ua, 8xnt, yph7,