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radical initiator
a compound that creates radicals.
radical substitution
reaction
a substitution reaction that has a radical intermediate.
reactivity-selectivity
principle
the greater the reactivity of a species, the less selective it will be.
saturated hydrocarbon
a hydrocarbon that contains only single bonds (it is saturated with hydrogen).
secondary alkyl radical
an alkyl radical with the unpaired electron on a secondary carbon.
termination step
two radicals combine to produce a molecule in which all the electrons are paired.
tertiary alkyl radical
an alkyl radical with the unpaired electron on a tertiary carbon.