Question

Select the correct order for tendency of catenation in C, Si and Ge.

• A. Ge < Si < C
• B. Si < Ge < C
• C. C < Ge < Si
• D. C < Ge > Si

Answer 1

The correct option is A Ge < Si < C

Down the group, the catenation tendency decreases.
Increase in size and bond length results in decrease in catenation tendency because as the atomic size increases and strength of covalent bond decreases.