The periodic table/Calcium

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Discovery[edit | edit source]

Calcium was discovered by Sir Humphrey Davy in 1808.

Quick Facts[edit | edit source]

Name: calcium atom

Symbol: Ca

Atomic Mass: 40

Classification: alkaline earth metals

Protons: 20

Electrons: 20

Neutrons: 20

Color: silvery

Discovery in: 1808

Density: 1.55 g/cm3

Crystal Structure: cubic

Melting Point: 839.0 °C

Boiling Point: 1484.0 °C

Common Uses: reducing agents, alloying agents

See also[edit | edit source]

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18 column periodic table, with Lu and Lr in group 3.png

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