Chemistry C7 Further Chemistry 2.5 / 5 based on 3 ratings ? ChemistryGCSEOCR Created by: DulcieCreated on: 14-05-10 08:48 Alkanes Alkanes formula - Cn H 2n+2 Alkanes are a family of hydrocarbons. They only contain single covalent bonds. The alkane family contains molecules that look similar, but have different length chains of carbon atoms. Methane - CH4 Ethane - C2H6, Propane - C3H8 and Butane - C4H10. Alkanes burn to give carbon dioxide and water as long as there is plenty of oxygen around. Alkanes don't react with most chemicals - unreactive. They don't react with aqueous reagents because the C-C bonds and C-H bonds in them are unreactive. 1 of 2 Alcohols 'OH' Functional Group and end in 'ol'. Formula CnH 2n+1OH Ethanol is soluble in water, alkanes are insoluble in water. Ethanol and water are both good solvents. Ethanol boiling point - 78 2 of 2
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