Acetic acid is a typical acid. Write one equation in each case for its reaction with

(a) a metal

(b) a base/alkali

(c) a carbonate

(d) a bicarbonate

What do you observe when acetic acid is added to

(a) sodium bicarbonate

(b) ethyl alcohol in the presence of sulphuric acid.

(c) neutral FeCl₃ solution?

(a) Which of the following statements is wrong about alkanes?

1. They are all saturated hydrocarbon.
2. They can undergo addition as well as substitution reaction.
3. They are almost non polar in nature.
4. On complete combustion give out carbon dioxide and water.

The organic compound obtained as the end product of the fermentation of sugar solution is :

1. Methanol
2. Ethanol
3. Ethane
4. Methanoic acid