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Calcium

Calcium . Shannon Sykes . Period table . 20 Ca Calcium 40. Electron Diagram. Physical description and info. Calcium's family number is 2 Its atomic number is 20 Atomic mass is 40.078 It is a solid, metal and it is a silver or gray . History of Calcium .

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Calcium

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  1. Calcium Shannon Sykes

  2. Period table 20 Ca Calcium 40

  3. Electron Diagram

  4. Physical description and info • Calcium's family number is 2 • Its atomicnumber is 20 • Atomic mass is 40.078 • It is a solid, metal and it is a silver or gray

  5. History of Calcium • Used as building material since prehistoric times going back as far as 7000 to 1400 BC. • Was known as early as the first century when the ancient Romans prepared lime as calcium oxide. • The Romans built with this using calcium oxide to cement and bond stones together • Humphrey Davy named the metal Calcium because of its occurrence in calx.

  6. Impact on human life • Calcium is an important mineral for your body. Nerves use calcium during signaling. • Calcium helps form the structure of bones and teeth • Calcium is stored in special compartments inside muscle cells and also has a high concentration outside it.

  7. Element in action

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