JEE Main Chemistry — Organic Chemistry previous year questions with solutions.
Correct structure of $\gamma$-methylcyclohexane carbaldehyde is
The correct structure of product '$A$' formed in the following reaction, 
Identify the major product $A$ and $B$ for the below given reaction sequence. 
Kjeldahl's method was used for the estimation of nitrogen in an organic compound. The ammonia evolved from $0.55g$ of the compound neutralised $12.5\mathrm{mL}$ of $1M{H}_{2}{\mathrm{SO}}_{4}$ solution. The percentage of nitrogen in the compound is (Nearest integer)
Which of the following is most stable$?$
In Friedel-Crafts alkylation of aniline, one gets:
The conversion of propan-$1$-ol to n-butylamine involves the sequential addition of reagents. The correct sequential order of reagents is
${C}_{6}{H}_{12}{O}_{6}\overset{\mathrm{Zymase}}{\longrightarrow }A\rightarrow _{\Delta }^{\mathrm{NaOI}}B+{\mathrm{CHI}}_{3}$ The number of carbon atoms present in the product $B$ is
The number of stereoisomers formed in a reaction of $(\pm )\mathrm{PhC}(=O)C(\mathrm{OH})(\mathrm{CN})\mathrm{Ph}$ with $\mathrm{HCN}$ is
 Which among the following represent reagent '$A$'?
Phenol on reaction with dilute nitric acid, gives two products. Which method will be most efficient for large scale separation?
The IUPAC name of ethylidene chloride is
Number of electrophillic centres in the given compound is___ 
Identify the correct statement for the below given transformation. 
Match List-I with List-II. <table class="pyq-table"><tbody><tr><td></td><td>List-I</td><td></td><td>List-II</td></tr><tr><td>A</td><td><img src="https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Aldehydes_and_Ketones/648b5a6d417cc3fb48d67b3c/question_1__q_648b5a6d417cc3fb48d67b3c__cdn-question-pool.getmarks.app__58dba590-6e0a-401b-a2ba-377ad2198809-image__c897438e5a_final_ppt_sync.png" alt="JEE Main 2022 Chemistry, Aldehydes and Ketones — question figure 1"></td><td>I</td><td>Gatterman Koch reaction</td></tr><tr><td>B</td><td><img src="https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Aldehydes_and_Ketones/648b5a6d417cc3fb48d67b3c/question_2__q_648b5a6d417cc3fb48d67b3c__cdn-question-pool.getmarks.app__d827c610-4cfe-438e-93c3-55600d7cd3bd-image__60dfe97188_final_ppt_sync.png" alt="JEE Main 2022 Chemistry, Aldehydes and Ketones — question figure 2"></td><td>II</td><td>Etard reaction</td></tr><tr><td>C</td><td><img src="https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Aldehydes_and_Ketones/648b5a6d417cc3fb48d67b3c/question_3__q_648b5a6d417cc3fb48d67b3c__cdn-question-pool.getmarks.app__ebef09e3-2eb9-48a5-abc0-947f0e8dc5d3-image__8a4974de40_final_ppt_sync.png" alt="JEE Main 2022 Chemistry, Aldehydes and Ketones — question figure 3"></td><td>III</td><td>Stephen reaction</td></tr><tr><td>D</td><td><img src="https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Aldehydes_and_Ketones/648b5a6d417cc3fb48d67b3c/question_4__q_648b5a6d417cc3fb48d67b3c__cdn-question-pool.getmarks.app__a6792151-d306-4d05-bb10-008c367b8676-image__acfbffbf7b_final_ppt_sync.png" alt="JEE Main 2022 Chemistry, Aldehydes and Ketones — question figure 4"></td><td>IV</td><td>Rosenmund reaction</td></tr></tbody></table>Choose the correct answer from the options given below
Which among the following pairs of the structures will give different products on ozonolysis? (Consider the double bonds in the structures are rigid and not delocalized.)
What will be the major product of following sequence of reactions? 
Halogenation of which one of the following will yield m-substituted product with respect to methyl group as a major product?
The correct decreasing order of priority of functional groups in naming an organic compound as per IUPAC system of nomenclature is
The correct stability order of the following diazonium salt is 
The Hinsberg reagent is
Major product of the following reaction is 
The correct sequential order of the reagents for the given reaction is 
 Consider the above reaction, the product $A$ and product $B$ respectively are