Give a chemical test to distinguish between saturated and unsaturated hydrocarbons.
(i) Give a chemical test to distinguish between saturated and unsaturated hydrocarbons.
(ii) Name the products formed when ethane burns in air. Write the balanced chemical equation for the reaction showing the types of energies liberated.
(iii) Why is reaction between methane and chlorine in the presence of sunlight considered a substitution reaction?
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Saturated hydrocarbons burn with a clean flame and do not decolourise brown colour of bromine. Unsaturated, hydrocarbons burn, with sooty flame and decolourise brown colour of bromine.
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