MCQ
The structure which represents the molecular structure more accurately is called :
- ✓Resonance hybrid.
- BCanonical structure.
- CResonating structure.
- DNone of these.
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${H_2} + \frac{1}{2}{O_2} \to \,{H_2}O + 68.3\,kcal$
$C{H_4} + 2{O_2}\, \to \,C{O_2} + 2{H_2}O + 210.8\,kcal$ Then the possible heat of methane will be.....$ kcal$
(Use $R =8.31\, J\, K ^{-1}\, mol ^{-1} ; \log 2=0.3010$. In $10=$ $2.3, \log 3=0.477$ )