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Definition of the Calcium Element
A silvery, moderately hard metallic element that constitutes
approximately 3.5%
of the earth's crust and is a basic component of most animals and
plants. It occurs naturally in limestone, gypsum, and fluorite,
and its compounds are used to make plaster, quicklime, Portland
cement, and metallurgic and electronic materials.
Origin / Meaning of the name Calcium
Originates from the latin word 'calcis' meaning lime.
Classification of the Calcium Element
Calcium is
classified as an "Alkaline Earth Metals" which are located in
Group 2 elements of the Periodic Table. An Element classified as
an Alkaline Earth Metals are found in the Earth’s crust, but not
in the elemental form as they are so reactive. Instead, they are
widely distributed in rock structures.
Facts about the History of the Calcium
Element
Calcium was discovered by
Sir Humphrey Davy
in 1808
Occurrence the Calcium Element
3.5% of Earth's crust
Fifth most abundant element in the earth's crust
Obtained from chalk, limestone and marble
Only found in living organisms
Associated Uses of Calcium
Dairy products are an excellent source of calcium. Deficiency
can affect bone and teeth formation
Vitamin D is needed to absorb calcium
Reducing agent
Alloying agent used in the production of alloys
Coral calcium , calcium carbonate, chloride, citrate, carbide,
hydroxide
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