In which of the following compounds,$-OH$ is the functional group?

What are soaps? Why do they form scum with hard water?

Define oxidising agents. Explain its role in the oxidation of alcohols to acids. Write the oxidation reaction of ethanol.

Give a name to the reaction which takes place between ethanoic acid and ethanol in the presence of concentrated sulphuric acid. Write the chemical reaction and the name of the product obtained.

What is the boiling point of pure ethanol (in $K$)?

Write true or false for the following statement:
Like mineral acids,ethanoic acid reacts with a base such as sodium hydroxide to give salt (sodium ethanoate or sodium acetate) and water.