JEE Main Chemistry — Organic Chemistry previous year questions with solutions.
The major product of the following reaction is: 
An organic compound is estimated through Dumas method and was found to evolve 6 moles of $\mathrm{CO}_{2}, 4$ moles of $\mathrm{H}_{2} \mathrm{O}$ and 1 mole of nitrogen gas. The formula of the compound is:
An aromatic compound $'A'$ having molecular formula ${C}_{7}{H}_{6}{O}_{2}$, on treating with aqueous ammonia and heating forms compound $'B'$. The compound $'B'$ on reaction with molecular bromine and potassium hydroxide provides compound $'C'$ having molecular formula ${C}_{6}{H}_{7}N$. The structure of $'A'$ is:
The compounds $A$ and $B$ in the following reaction are, respectively: 
The major product of the following reaction is 
Among the following compounds most basic amino acid is:
The major product of the following reaction is:
The IUPAC name for the following compound is: 
Increasing order of reactivity of the following compounds for ${S}_{N}1$ substitution is: 
The major product obtained in the following conversion is: 
The major product in the following conversion is 
In chromatography, which of the following statements is incorrect for ${R}_{f}$?
What will be the major product when m-cresol is reacted with propargyl bromide $(HC\equiv C-C{H}_{2}Br)$ in presence of ${K}_{2}C{O}_{3}$ in acetone?
The major products of the following reaction are: 
The organic compound that gives following qualitative analysis is:<table class="pyq-table"><tbody><tr><th></th><th>Test</th><th>Inference</th></tr><tr><td>$(a)$</td><td>$Dil.HCl$</td><td>Insoluble</td></tr><tr><td>$(b)$</td><td>$NaOH solution$</td><td>Soluble</td></tr><tr><td>$(c)$</td><td>$B{r}_{2}/water$</td><td>Decolourization</td></tr></tbody></table>
p-Hydroxybenzophenone upon reaction with bromine in carbon tetrachloride gives:
Compound $A({C}_{9}{H}_{10}O)$ shows positive iodoform test. Oxidation of A with $KMn{O}_{4}/KOH$ gives acid $B({C}_{8}{H}_{6}{O}_{4})$ . Anhydride of B is used for the preparation of phenolphthalein. Compound A is:
The major product of the following reaction is: 
The major product of the following reaction is: 
With dehydrating agent present which dicarboxylic acid is least reactive towards forming an anhydride?
Acid strength given below the correct decreasing order will be :
Benzene diazonium chloride on reaction with aniline in the presence of dilute hydrochloric acid gives:
Which of the following is not a correct method of the preparation of benzyl amine from cyano benzene?
Aniline dissolved in dilute $HCl$ is reacted with sodium nitrite at $0^{\circ}C$. This solution was added dropwise to a solution containing an equimolar mixture of aniline and phenol in dilute $HCl$. The structure of the major product is