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22 October 2013
- 11:2911:29, 22 October 2013 diff hist +457 N Methyl group Created page with "A methyl group consists of one Carbon atom that is attached to another molecule by one of its four bonds whilst its other three bonds are bonded to Hydrogen atoms. It looks&..."
18 November 2012
- 13:1213:12, 18 November 2012 diff hist +665 N Molecular formula Created page with "The molecular formula of a molecule is the actual number and type of atoms in a particular molecule of any substance<ref>About.com Education-Chemistry. Molecular formula and Empi..."