Part 1 of Essay
in its pure state is soft, malleable and ductile (that can be stretched, drawn or hammered thin without breaking ((Webster's Dictionary, 419, 1988)) with a hardness of 4-5. It is easily magnetized at room temperatures and this property disappears when heated above 790 degrees Celsius.. Metal occurs in a free state in o ....

Part 2 of Essay
.... It burns in oxygen forming ferrous oxide. When exposed to moist air, iron becomes corroded, forming a reddish - brown, flaky, hydrated ferric oxide, commonly known as rust. (Encarta, 1996) Iron is formed in shallow seas. It comes out of the water and collects on the sea floor. This creates an underwater deposit. This process occurs over billions of years. Through plate movement the whole sea floor is eventually moved up out of the water. Once out of the water, the iron has formed a land deposit. ....