Research Paper On Malcium

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Calcium, Na, is a metal located the 20th element in the periotic tablet and has an atomic mass of 40.078. It is located in period 4 group 2 and is a alkaline earth meatal. These metals are shiny, and most are white or silvery in color, physically they are soft, they react with water to produce hydrogen gas and the metal hydroxide. Due to their high levels of reactivity, the alkaline earth metals rarely appear by themselves in nature.
Calcium is solid at room temperature and is usually found mixed with other mineral in rocks.
In 1808, Humphry Davy tried to reduce moist lime by electrolysis, just as he had done with sodium and potassium, but he was not successful. So he tried a mixture of lime and mercury oxide and while this produced an amalgam
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