How carbon differs from other elements of group 14?

Explanation

Carbon :
(i) has the maximum tendency of catenation.
(ii) participates in multiple bonding like ` - C = C - , - C -= C - , - C -= N , - C = O` etc.
(iii) can exhibit a maximum valency of four only and does not form complex
(iv) forms gaseous carbon dioxide which is water soluble at room temperature.