Which of the following reagents would be LEAST effective in converting 1-methylcyclohexanol to 1-methylcyclohexene?

An unknown compound ‘$D$ ’ first oxidised to aldehyde and then acetic acid by a dilute solution of ${{\rm{K}}_2}{\rm{C}}{{\rm{r}}_2}{{\rm{O}}_7}$ and ${{\rm{H}}_2}{\rm{S}}{{\rm{O}}_4}$. The compound ‘$D$ ’ is

Glycerol on heating with oxalic acid at 110$^ \circ C$ gives

Which of the following reagents can convert acetic acid into ethanol?

A compound $X$ with molecular formula ${{\rm{C}}_3}{{\rm{H}}_8}{\rm{O}}$ can be oxidised to a compound $Y$ with the molecular formula ${{\rm{C}}_3}{{\rm{H}}_6}{{\rm{O}}_2}$. $X$ is most likely to be:

An unknown compound ‘$D$ ’ first oxidised to aldehyde and then acetic acid by a dilute solution of ${{\rm{K}}_2}{\rm{C}}{{\rm{r}}_2}{{\rm{O}}_7}$ and ${{\rm{H}}_2}{\rm{S}}{{\rm{O}}_4}$. The compound ‘$D$ ’ is

Which of the following methods cannot be used for the preparation of an ester?

Consider the following reaction sequence $C{H_3}C{H_2}C{H_2}OHABC\left( {Major} \right)$ product C is a/an

$R-{\rm{COOH}} o R{\rm{C}}{{\rm{H}}_2}{\rm{OH}}$. This mode of reduction can be effected only by:

Oxygen containing organic compound upon oxidation forms a carboxylic acid as the only organic product with its molecular mass higher by 14 units. The organic compound is

Under drastic conditions all the alcohols can be oxidized to carboxylic acids but the following alcohols give carboxylic acids having same number of carbon atoms: