Academic Experts Solutions for Chapter: Carbonyl Compounds, Carboxylic Acid & Acid Derivatives, Exercise 2: KVPY PROBLEMS (PREVIOUS YEARS)

If $\alpha -$$\mathrm{D}-$glucose is dissolved in water and kept for a few hours, the major constituent(s) present in the solution is (are)

The major product in the following reaction is 

In the reaction sequence 

 the major products $\mathrm{X}$ and $\mathrm{Y}$, respectively, are

The major products obtained in the reaction of oxalic acid with concentrated ${\mathrm{H}}_2{\mathrm{SO}}_4$ upon heating are

The major product formed in the following reaction is:

In the following reaction sequence,

$\mathrm{X}$ and $\mathrm{Y}$ are:

In the following reaction, 

$\mathrm{X}$ and $\mathrm{Y}$ are

Benzaldehyde can be converted into benzyl alcohol in concentrated aqueous $\mathrm{NaOH}$ solution using