Calcium (kal-see-uh m)
alkaline earth elements
melting point 1115 k
boiling point 1757
at room temperature (or in c) this element is a solid
appearance of calcium is silvery-white metallic
conductivity 1.0
malleability capable of being shaped or bent
hardness creatively soft metal
opp NA
flammability when in air or in oxygen
reactivity with acid high reactive
with water reacts with cold water rapidly at first but then is slowed down do to formation of a film of calcium hydroxide ca (OH2)
atomic number 20
mass 40.078
protons 20
neutrons 20
electrons 20
location of Calcium on the table is second calcium the third one down labled Ca atomic number 20
it was discovered 1808
in England
was found by Sir Humphry Davy
found it by mining
it mostly is used for bone usage to strengthen bones and such also found in skin cream
it came from Latin word calx which means lime
nothing weird
compounds of Calcium are and phosphate
isotope for calcium is Ca-42 Ca-44 Ca-46 and Ca-48