Chemistry
Related Questions
Draw the structural formula of each of the following :
Ether
(a) Methoxy methane [dimethyl ether]
(b) Methoxy ethane [ethyl methyl ether]
(c) Ethoxy ethane [diethyl ether]
Give balanced equations for the laboratory preparations of - Alkanes, Alkenes, Alkynes, Alcohols and Acids.
Sl.
No.Compound from: by/from: (a) Methane [CH4] Sodium ethanoate [sodium acetate] by -decarboxylation (b) Methane [CH4] Iodo methane [methyl iodide] from -an alkylhalide (c) Ethane [C2H6] Sodium propanoate [sodium propionate] by -decarboxylation (d) Ethane [C2H6] Bromo ethane [ethyl bromide] from -alkylhalide (e) Ethene [C2H4] from ethanol [ethyl alcohol] by -dehydration (f) Ethene [C2H4] Bromo ethane [ethyl bromide] by - dehydrohalogenation (g) Ethyne [C2H2] from calcium carbide from -a calcium compound (h) Ethyne [C2H2] 1,2, dibromoethane [ethylene dibromide] by -dehydrohalogenation (i) Ethanol [C2H5OH] Bromo ethane [ethyl bromide] by - hydrolysis of alkylhalide (j) Ethanol [C2H5OH] Ethene [ethylene] by - hydration of ethene (k) Ethanoic acid [CH3COOH] Ethanol [ethyl alcohol] by - oxidation of alcohol Give equations for the conversions of – Methane, Ethane:
Methane to Ethane to (a) Carbon tetrachloride (a) Hexachloro ethane by - Substitution [diffused sunlight] (b) Carbon dioxide (b) Carbon dioxide by - Oxidation - Complete (c) Methanol
to
Methanal
to
Methanoic acidEthanol
to
Ethanal
to
Ethanoic acidby - Oxidation
(i) catalytic using - catalyst copper [Cu]
(ii) Controlled using acidified K2Cr2O7(d) Methnal Ethanal by- Oxidation - Catalytic - using catalyst MoO (e) Ethyne Ethene by - Pyrolysis [dehydrogenation] Draw the structural formula of each of the following :
Ester
(a) Methyl methanoate [methyl formate]
(b) Methyl ethanoate [methyl acetate]
(c) Ethyl ethanoate [ethyl acetate]