Q1 of 4 Page 1

Write the formulae of any two oxoacids of sulphur.

An oxoacid is an acid that contains oxygen, at least one other element and has at least one hydrogen atom bonded to oxygen.


Two oxoacids of sulphur are:


1) sulphurous acid – H2SO3


2) sulphuric acid – H2SO4


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2

Write the IUPAC name of the given compound:

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A delta is formed at the meeting point of sea water and river water. Why?

 15

How can the following conversions be carried out:

(i) Aniline to bromobenzene


(ii) Chlorobenzene to 2-chloroacetophenone


(iii) Chloroethane to butane


OR


What happens when


(i) chlorobenzene is treated with Cl2/FeCl3,


(ii) Ethyl chloride is treated with AgNO2,


(iii) 2-bromopentane is treated with alcoholic KOH?


Write the chemical equations in support of your answer.