Prof. Santosh Yadav and Prof. Anil Thomas Solutions for Chapter: Aldehydes, Ketones and Carboxylic Acids, Exercise 4: Evaluation Test

In a reaction, involving ring substitution of ${\mathrm{C}}_{\mathrm{6}}{\mathrm{H}}_{\mathrm{5}}\mathrm{Y}$, the major product is meta isomer. The group $\mathrm{Y}$ can be ______.

Phenol $\stackrel{\mathrm{Zn} \mathrm{dust}}{\to }\mathrm{X} \underset{\mathrm{Anhydrous} {\mathrm{AlCl}}_{\mathrm{3}}}{\overset{{\mathrm{CH}}_{\mathrm{3}}\mathrm{Cl}}{\to }}\mathrm{Y} \stackrel{\mathrm{Alk} {\mathrm{KMnO}}_{\mathrm{4}}}{\to }\mathrm{Z}$

The product $\mathrm{Z}$ is ________.

Among the following acids which has the lowest ${\mathrm{pK}}_{\mathrm{a}}$ value?

Which of the following compound is resistant to nucleophilic attack by hydroxyl ion?

Saponification of ethyl benzoate with caustic soda as alkali, gives _______.

The smallest ketone and its next homologue are reacted with ${\mathrm{NH}}_{\mathrm{2}}\mathrm{OH}$ to form oxime, ________.

Which of the following combination of aldehydes gives Cross Cannizzaro reaction?

Which of the following reagents react differently with $\mathrm{HCHO}, {\mathrm{CH}}_{\mathrm{3}}\mathrm{CHO}$ and ${\mathrm{CH}}_{\mathrm{3}}{\mathrm{COCH}}_{\mathrm{3}}$?