10/26/09

Cadmium (Cd)

Cadmium, Cd
http://webelements.com/cadmium/

Physical Properties
Boiling Point:1040 K,
Melting Point:594.22 K,
Density:8.65 g.cm
Protons:48
Neutrons:64
Electrons:-48
Atomic Mass:11.41






Cadmim is a transition metal. It comes from "Cadmia", the latin word used for ineral calamine. Cadmium is a soft and silvery metal. Cadmium is poisnous and is mostly found in ores of zinc. Cadmium is used in the manufacture of nickel-cadmium(Nicad) batteries which can be recharged repeatly. Cadmium was discovered in 1817 by Friedrich Stroneyer. Whenit grows up it wants to be used in fireworks.

Chris Forrest Jr.

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