Reactivity of Halogenoalkanes Nucleophilic substitution reactions can occur in two different ways (known as?SN2?and?SN1?reactions) depending on the structure of the halogenoalkane involved T...
Relative Rates of Hydrolysis Measuring the rate of hydrolysis Acidified aqueous silver nitrate can be used to measure the rate of hydrolysis of halogenoalkanes The following method is used: ...
Nucleophilic Substitution: Mechanisms A?nucleophilic substitution?reaction is one in which a?nucleophile?attacks a carbon atom which carries a?partial?positive?charge An atom that has a?part...
Nucleophilic Substitution: Reactions A?nucleophile?is an electron-rich species that can?donate?a pair of electrons ‘Nucleophile’ means ‘nucleus / positive charge loving’ as nucleophiles are ...
Classifying Halogenoalkanes Naming halogenoalkanes We use the prefixes Fluoro?for fluorine Chloro?for chlroine Bromo?for bromine Iodo?for iodine The name of the halogenoalkane is based on th...
Disposal of Polymers Polymers provide a readily available, cheap alternative to many metal, glass, paper and cardboard materials in everyday use The?low reactivity?of many polymers makes the...
Addition Polymerisation Addition polymerisation Addition polymerisation?is one of the most important addition reactions of alkenes which form the basis of the plastics industry Addition poly...
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Saturation Test Halogens can be used to test if a molecule is?unsaturated?(i.e. contains a double bond) Br2(aq) is an orange or yellow solution, called?bromine water?and this is the halogen ...
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Electrophilic Addition Mechanism Electrophilic addition of hydrogen halides Hydrogen halides such as hydrogen bromide (HBr) are polar as the hydrogen and halogen atoms have different electro...
Electrophilic Addition The double bond in alkenes is an area of high electron density (there are four electrons found in this double bond) This makes the double bond susceptible to attack by...
