JEE Main Chemistry — Organic Chemistry previous year questions with solutions.
An unsaturated hydrocarbon $X$ on ozonolysis gives $A$. Compound $A$ when warmed with ammoniacal silver nitrate forms a bright silver mirror along the sides of the test tube. The unsaturated hydrocarbon $X$ is :
The correct options for the products $A$ and $B$ of the following reactions are: 
What is the major product formed by $\mathrm{HI}$ on reaction with 
Given below are two statements, one is labelled as Assertion (A) and other is labelled as Reason (R). Assertion (R) : Gabriel phthalimide synthesis cannot be used to prepare aromatic primary amines. Reason : Aryl halides do not undergo nucleophilic substitution reaction. In the light of the above statements, choose the correct answer from the options given below:
The major product of the following reaction, if it occurs by ${S}_{N}2$ mechanism is : 
Given below are two statements : Statement I : The process of producing syn-gas is called gasification of coal. Statement II : The composition of syn-gas is $\mathrm{CO}+{\mathrm{CO}}_{2}+{H}_{2}(1:1:1).$ In the light of the above statements, choose the most appropriate answer from the options given below :
 The given reaction can occur in the presence of : (a) Bromine water (b) ${\mathrm{Br}}_{2}$ in ${\mathrm{CS}}_{2},273K$ (c) ${\mathrm{Br}}_{2}/{\mathrm{FeBr}}_{3}$ (d) ${\mathrm{Br}}_{2}$ in ${\mathrm{CHCl}}_{3},273K$ Choose the correct answer from the options given below:
To synthesise $1$ mole of $2-$methylpropan$-2-$ol from Ethylethanoate equivalents of ${\mathrm{CH}}_{3}\mathrm{MgBr}$ reagent will be required. (Integer value)
Identify $A$ in the given reaction. 
 The above reaction requires which of the following reaction conditions?
Identify the major products $A$ and $B$ respectively in the following reactions of phenol 
The structures of $A$ and $B$ formed in the following reaction are : $[\mathrm{Ph}=-{C}_{6}{H}_{5}]$ 
The structure of the starting compound $P$ used in the reaction given below is: 
The major product (P) in the following reaction is: 
Identify $A$ in the following chemical reaction. 
The product obtained when ethanol reacts with concentrated H₂SO₄ at 170°C is:
Which functional group is present in an ester?
Among the following compounds, which one has the shortest $C–\mathrm{Cl}$ bond?
An organic compound '$A$' $({C}_{9}{H}_{10}O)$ when treated with conc. $\mathrm{HI}$ undergoes cleavage to yield compound '$B$' and '$C$'. '$B$' gives yellow precipitate with ${\text{AgNO}}_{3}$ where as '$C$' tautomerizes to '$D$'. '$D$' gives positive iodoform test. '$A$' could be:
Which one of the following statement is not true?
Consider the reaction sequence given below :  Which of the following statements is true:
The number of chiral carbons present in sucrose is ……….
The increasing order of basicity for the following intermediates is (from weak to strong) 
Kjeldahl’s method cannot be used to estimate nitrogen for which of the following compounds?