${C_2}{H_5}OH\,\xrightarrow{{PB{r_2}}}X\,\xrightarrow{{KOH}}\,Y\,\xrightarrow[{(ii)\,{H_2}{O^ + }}]{{(i)\,{H_2}S{O_4}}}Z$

[Figure] $\xrightarrow[{Oxidation}]{{Vigorous}}\,X\,\xrightarrow[{Heating}]{{Dry}}Z$
Vigorous Oxidation $=$ તિવ્ર ઓક્સિડેશન
Dry Heating $=$ સૂકું,ગરમી
