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Simply put, it is down to the attraction between positive and negative particles. The protons within the nucleus of an atom make the nucleus 'positive'. In contrast, electrons are 'negative'. If you imagi...

A homologous series refers to a group of chemical compounds which share the same functional group, but vary in another sense, such as by the length of the alkyl chain to which the functionality is attache...

A halogenoalkane is a saturated hydrocarbon chain with a halogen atom (F, Cl, Br or I) attached to a carbon instead of a hydrogen. Halogens have a greater electronegativity than carbon. This means they dr...