The existence of one element in different forms, having different physical properties, but similar chemical properties is known as allotro...
Allowtropes of Carbon
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Sunday, 14 July 2013
Occurance & Position of Carbon in periodic table
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Carbon forms the largest number of compounds, next only to hydrogen. It ranks seventeenth in the order of abundance in the earth's crus...
Properties of Halogen
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The halogens are the most reactive elements as a family. Fluorine is the most reactive of all the halogens. The reactivity of the halogens...
Preparation of halogen
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Laboratory Preparation of Chlorine Any of the methods listed below, can be used to prepare chlorine in the laboratory. From concentrate...
Halogens-Position in periodic table
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The elements placed in group 7 (VIIA) of the periodic table are called halogens or salt producers. All these elements form salts called ...
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