Chemistry · 2013
JEE Main · 25 April 2013, Shift 1 · Q31
The catenation tendency of C, Si and Ge is in the order Ge < Si < C. The bond energies (in kJ mol^-1 ) of C - C, Si - Si and Ge - Ge bonds are…
The catenation tendency of C, Si and Ge is in the order Ge < Si < C. The bond energies (in $\displaystyle \mathrm{kJ} \mathrm{mol}^{-1}$ ) of $\displaystyle \mathrm{C}-\mathrm{C}, \mathrm{Si}-\mathrm{Si}$ and $\displaystyle \mathrm{Ge}-\mathrm{Ge}$ bonds are respectively :
Official answer
(1)
$\displaystyle 348, 297, 260$
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JEE Main 2013 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.