The Element Iron

The Element campaign campaign comes from the Latin word ferrum. From ferrum its symbol became Fe. The atomic number of adjure is 26, and its atomic weight is 55.845. Iron is a magnetic, bendable, shiny white metallic element. Pure involve has a hardness that ranges from 4 to 5. It is soft and ductile. Iron offer be easily magnetized at ordinary temperatures and at 790°C the magnetic property disappears. Pure smoothing compact melts at about 1535°C, boils at 2750°C, and has a specific gravity of 7.86. Chemically, campaign is an active metal. When exposed to humid air, atomic number 26 forms a reddish-brown, flaky, break down cognize as rust.

Iron is the fourth most dominant element in the Earths crust. Because it is so common, iron has been used by human society for thousands of years. Iron was cognize and used for weapons in prehistoric ages, the earliest example salve in existence; a group of rusty iron beads found in Egypt, dates from about 4000BC. This period in history was given the name Iron Age because it was the ti...If you unavoidableness to compact a full essay, order it on our website: BestEssayCheap.com

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