JEE Main - 31 August 2021 Shift 1

Find out the major product from the following reaction.

Number of compounds giving (i) red colouration with ceric ammonium nitrate and also (ii) positive iodoform test from the following is _________

Find out the major product for the following reaction

Decreasing order of dehydration of the following alcohols is

In a reaction

reagents ‘$\mathrm{X}$’ and ‘$\mathrm{Y}$’ respectively are:

The increasing order of ${\mathrm{pK}}_{\mathrm{a}}$ for the following phenols is

(A) 2,4-Dinitrophenol

(B) 4-Nitrophenol

(C) 2,4,5-Trimethylphenol

(D) Phenol

(E) 3-Chlorophenol

Choose the correct answer from the option given below :

The correct order of ${\mathrm{pK}}_{\mathrm{a}}$ values for the following compounds is:

An organic compound ' $A$ ' with empirical formula ${\mathrm{C}}_6{\mathrm{H}}_6\mathrm{O}$ gives sooty flame on burning. Its reaction with bromine solution in low polarity solvent results in high yield of $B . B$ is