- ✓$1, 2-$ epoxy butane
- BEthyl methyl ether
- CKeto pentanone
- DNone of these
$\mathop C\limits_4 {H_3} - \mathop C\limits_3 {H_2} - \mathop {\mathop C\limits_2 H - \mathop C\limits_1 {H_2}}\limits^{\mathop {O{\kern 1pt} {\kern 1pt} {\kern 1pt} {\kern 1pt} {\kern 1pt} {\kern 1pt} {\kern 1pt} }\limits_{/{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} \backslash {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} } } $
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$(i)\, 6C(s) + 3H_2(g) \to C_6H_6(l) ; \Delta H = +45.9\,kJ$
$(ii)\, H_2(g) +\frac {1}{2}O_2(g) \to H_2O(l) ; \Delta H = -285.9\,kJ$
$(iii) \,C(s) + O_2(g) \to CO_2(g) ; \Delta H = -393.5\,kJ$
.....$kJ$

$CHC{l_3}\,\xrightarrow[{Zn/HCl\,\,(alc.)}]{{ +\, 2H}}$
$CHC{l_3}\,\xrightarrow[{Zn/HCl\,\,(aq)}]{{ + \,4H}}$
$CHC{l_3}\,\xrightarrow[{Zn/{H_2}O}]{{ + \,6H}}$