Calcium

CALCIUM ( from the latin word calcis - meaning " lime")

How Did this Wonderful Element come to be!?

The Romans prepared lime (called calx) in the first century but it wasn't until Sir Humphrey Davy isolated it as a metal in 1808 A.D that it came to be!

CA

#20

Atomic mass: 40.078 amu

Melting Point: 839.0 °C ( 1542.2 °F)

Boiling Point: 1484.0 °C ( 2703.2 °F)

Fifth mosst abundant element in the Earth's crust!

You've known this element for as long as you remember, its the reason why you hated grown ups ( "Drink your milk or Jimmy, you'll just have to drink water from a dish like the puppy") But hey, familiarity is always so comforting right?- but like an old blanket that starts to unravel you figure out that there was, and is, more to it than same ol' same ol'. Meet Calcium your bones, your mothers bones, coral reefs, your dog and your new bffl.( best friend for life!)

Reaquant yourself with an old friend

Properties:

-Grey silvery

-relatively soft metal!

-It reacts with water and the metal burns with a yellow-red flame

(It readily forms a white coating of calcium nitride (Ca3N2) in air!!)http://www.youtube.com/watch?v=puEc5YE-YJ0

-( does not occur as a free element in nature)

CALCIUM EXSISTS INSIDE YOU!

Uses of calicum are extremely evident without it you would be , well, not very coordinated- or good looking. Your structure and the structure of animals ( don't forget animal shells like muscles!) Are all made out of calcium( there was a methodology after all -milk keeps your bones strong LISTEN TO YO MAMA!)