Chemistry
Name the following:
(i) Process by which ethane is obtained from ethene.
(ii) A hydrocarbon which contributes towards the greenhouse effect.
(iii) Distinctive reaction that takes place when ethanol is treated with acetic acid.
(iv) The property of elements by virtue of which atoms of the element can link to each other in the form of a long chain or ring structure.
(v) Reaction when an alkyl halide is treated with alcoholic potassium hydroxide.
Related Questions
Choose the correct word/phrase from within the brackets to complete the following sentences:
(i) The catalyst used for conversion of ethene to ethane is commonly …………… (nickel/iron/cobalt)
(ii) When acetaldehyde is oxidized with acidified potassium dichromate, it forms …………… (ester / ethanol / acetic acid)
(iii) Ethanoic acid reacts with ethanol in the presence of concentrated H2SO4, so as to form a compound and water. The chemical reaction which takes place is called …………… (dehydration/hydrogenation/esterification)
(iv) Write the equation for the reaction taking place between 1,2-dibromoethane and alcoholic potassium hydroxide.
(v) The product formed when ethene gas reacts with water in the presence of sulphuric acid …………… (ethanol / ethanal / ethanoic acid)
From the following organic compounds given below, choose one compound in each case which relates to the description [i] to [iv]:
[Ethyne, ethanol, acetic acid, ethene, methane].
(i) An unsaturated hydrocarbon used for welding purposes.
(ii) An organic compound whose functional group is carboxyl.
(iii) A hydrocarbon which on catalytic hydrogenation gives a saturated hydrocarbon.
(iv) An organic compound used as a thermometric liquid.
Using their structural formula identify the functional group by circling them:
(i) Dimethyl ether
(ii) Propanone
(i) Why is pure acetic acid known as glacial acetic acid ?
(ii) Give a chemical equation for the reaction between ethyl alcohol and acetic acid.