Identify the substance underlined – An organic compound containing – COOH functional group.

Compound A is bubbled through bromine dissolved in carbon tetrachioride as follows :

(i) Draw the structure of A.

(ii) State your observation during this reaction.

Choose the correct answer from the options given – If the molecular formula of an organic compound is C₁₀H₁₈ it is –

(i) Alkene
(ii) Alkane
(iii) Alkyne
(iv) Not a hydrocarbon

Give the structural formulae of:

(i) 2-methyl propane

(ii) Ethanoic acid

(iii) Butan-2-ol