What family does calcium belong to?


Quick Answer

Calcium belongs to the family of elements called the alkaline earth metals. It is placed in Period 4 and Group 2, or the S-block, of the Periodic Table of Elements. It is a soft grey metal with atomic number 20 and weighs 40.078 atomic mass units.

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Full Answer

The symbol for calcium is Ca, and it has two valence electrons in the outermost orbit. Its electronic configuration is [Ar] 4S2. It is a solid at room temperature with a melting point of 842 degrees Celsius. Calcium is an essential element required for cellular processes in living things, and it forms a part of bones and teeth. Calcium has a density of 1.54 grams per cubic centimeter.

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