Which of the following compounds contain a carboxyl group?
CH₃OH, CH₃COOH, CH₃CHO, CH₃COCH₃

2

(a)

An organic compound 'A' which is used as antifreeze has the molecular formula C₂H₆O. On addition, it gives a compound 'B' which baking soda solution. Identify the compound A and B.

2

(a)

An organic compound 'X' is a constituent of wine and beer. The compound X on heating with potassium dichromate forms another organic compound 'Y'. Identify the compound X and Y.

2

(a)

How will you convert ethanol to ethene?

2

(a)

A, B, C are members of homologous series and their melting points are -183°C, -138°C, 130°C respectively. Among these
(i) Which member will have least number of carbon atoms?
(ii) Which member will have maximum number of carbon atoms?

2

(a)