Chemistry
Give balanced equations for the laboratory preparations of:
(i) A saturated hydrocarbon from iodomethane.
(ii) An unsaturated hydrocarbon from an alcohol.
(iii) An unsaturated hydrocarbon from calcium carbide.
(iv) An alcohol from ethyl bromide.
Organic Chemistry
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Answer
(i) Methane is produced
(ii) Ethene is formed
(iii) Ethyne is formed
(iv) ethyl alcohol is formed.
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Related Questions
Give a chemical test to distinguish between : Ethene gas and ethane gas.
Give the structural formulae for :
(i) An isomer of n-butane.
(ii) 2-propanol.
(iii) Diethyl ether.
Identify the statement that is incorrect about alkanes :
A: They are hydrocarbons.
B: There is a single covalent bond between carbon and hydrogen.
C: They can undergo both substitution as well as addition reactions.
D: On complete combustion they produce carbon dioxide and water.
Give reasons for:
(i) Methane does not undergo addition reactions, but ethene does.
(ii) Ethyne is more reactive than ethane.
(iii) Hydrocarbons are excellent fuels.