Fill in the blanks with the choices given in brackets.

Conversion of ethene to ethane is an example of _______(hydration/hydrogenation).

The product formed when ethene gas reacts with water in the presence of sulphuric acid is ………. (ethanol/ethanol/ethanoic acid).

Fill in the blanck with correct words from the brackets:

The general formula for alkane is (iii)………..C_nH_2n/C_nH_2n-2/C_nH_2n+2). For alkynes the general formula is (iv) ……………(C_nH_2n/C_nH_2n-2/C_nH_2n+2)

Name the organic compound prepared by each of the following reaction:
CH₃I +2H ---> 

Name the organic compound prepared by each of the following reaction:

C₂H₅Br +KOH _{(alcoholic solution)}----->