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Organic Chemistry PYQ — Page 57

JEE Main Chemistry — Organic Chemistry previous year questions with solutions.

All Organic Chemistry Questions (1783)

Coupling of benzene diazonium chloride with $1-naphthol$ in alkaline medium will give:

2019
hard
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In the following compounds, the decreasing order of basic strength will be:

2019
medium
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The correct structure of histidine in a strongly acidic solution $(\mathrm{pH}=2)$ is

2019
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The major products $A$ and $B$ for the following reactions are, respectively: ![JEE Main 2019 Chemistry, Amines — question figure](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Amines/648b5a66417cc3fb48d664f5/question_1__q_648b5a66417cc3fb48d664f5__cdn-question-pool.getmarks.app__fb45d1cd-9fc3-4f7e-ae32-efac25af8b22-image__405a971e5f_final_ppt_sync.png)

2019
medium
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The major product of the following reaction is: ![JEE Main 2019 Chemistry, Alcohols Phenols and Ethers — question figure](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Alcohols_Phenols_and_Ethers/648b5a66417cc3fb48d665f9/question_1__q_648b5a66417cc3fb48d665f9__cdn-question-pool.getmarks.app__a963ae35-34ef-4ff4-9b9e-0bb8a8879017-image__49f730b3e7_final_ppt_sync.png)

2019
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The major product of the following reaction is ![JEE Main 2019 Chemistry, Aldehydes and Ketones — question figure](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Aldehydes_and_Ketones/648b5a67417cc3fb48d6676f/question_1__q_648b5a67417cc3fb48d6676f__cdn-question-pool.getmarks.app__sIMVLhvCuyyo8b_UUHC7Pt0gtoCvyXecmXDb-gvOQKk.original.fullsiz__26adf6c9b6_final_ppt_sync.png)

2019
hard
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The major product of the following reaction is: ![JEE Main 2019 Chemistry, Amines — question figure 1](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Amines/648b5a67417cc3fb48d66927/question_1__q_648b5a67417cc3fb48d66927__cdn-question-pool.getmarks.app__01187aec-bc37-4c08-8e02-fd90f2291474-image__a13956fd36_final_ppt_sync.png) ![JEE Main 2019 Chemistry, Amines — question figure 2](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Amines/648b5a67417cc3fb48d66927/question_2__q_648b5a67417cc3fb48d66927__cdn-question-pool.getmarks.app__4107c0dd-8ceb-4604-9a52-11f2c1c76697-image__80855decd2_final_ppt_sync.png)

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Which compound (s) out of the following is/are not aromatic? (A)![JEE Main 2019 Chemistry, General Organic Chemistry — question figure 1](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/General_Organic_Chemistry/648b5a67417cc3fb48d66764/question_1__q_648b5a67417cc3fb48d66764__cdn-question-pool.getmarks.app__Yep6BjHuTs474u2mW55WVAnzYfLP9zMPevO0erwARcY.original.fullsiz__38c22da316_final_ppt_sync.png) (B)![JEE Main 2019 Chemistry, General Organic Chemistry — question figure 2](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/General_Organic_Chemistry/648b5a67417cc3fb48d66764/question_2__q_648b5a67417cc3fb48d66764__cdn-question-pool.getmarks.app__y51KWH1tdfbFToEW1KRzXYaO4vLM-HZMChQYyevSCDI.original.fullsiz__8520e99db6_final_ppt_sync.png) (C)![JEE Main 2019 Chemistry, General Organic Chemistry — question figure 3](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/General_Organic_Chemistry/648b5a67417cc3fb48d66764/question_3__q_648b5a67417cc3fb48d66764__cdn-question-pool.getmarks.app__kczblBCiaaCM6Ptq0C74ilzZRbdWO9yc5ranBCSXZxk.original.fullsiz__7d0437d11f_final_ppt_sync.png) (D)![JEE Main 2019 Chemistry, General Organic Chemistry — question figure 4](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/General_Organic_Chemistry/648b5a67417cc3fb48d66764/question_4__q_648b5a67417cc3fb48d66764__cdn-question-pool.getmarks.app__uPRAcvfYcMzdauX_0x2pGK65AfNTE09sBj0quoRTWbA.original.fullsiz__7aa49c8fb8_final_ppt_sync.png)

2019
medium
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The major product obtained in the following reaction is: ![JEE Main 2019 Chemistry, Aldehydes and Ketones — question figure](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Aldehydes_and_Ketones/648b5a67417cc3fb48d6671a/question_1__q_648b5a67417cc3fb48d6671a__cdn-question-pool.getmarks.app__82bcad8b-38aa-4699-aa5e-95caa4f54b37-image__619e763bea_final_ppt_sync.png)

2019
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Which one of the following is likely to give a precipitate with $AgN{O}_{3}$ solution?

2019
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The major product of the following reaction is: ![JEE Main 2019 Chemistry, Haloalkanes and Haloarenes — question figure](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Haloalkanes_and_Haloarenes/648b5a66417cc3fb48d66614/question_1__q_648b5a66417cc3fb48d66614__cdn-question-pool.getmarks.app__2fcdb7dc-1804-4825-beac-27b55c039682-3894b8de-c15f-4e68-bca2__001bfe4e79_final_ppt_sync.png)

2019
medium
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The major product of the following reaction is:![JEE Main 2019 Chemistry, Aldehydes and Ketones — question figure](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Aldehydes_and_Ketones/648b5a67417cc3fb48d668dd/question_1__q_648b5a67417cc3fb48d668dd__cdn-question-pool.getmarks.app__9415b9a2-f2ed-41c9-b558-3856e05b863e-image__45e46fa69e_final_ppt_sync.png)

2019
hard
mcq

The major product of the following reaction is ![JEE Main 2019 Chemistry, Alcohols Phenols and Ethers — question figure](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Alcohols_Phenols_and_Ethers/648b5a67417cc3fb48d6671e/question_1__q_648b5a67417cc3fb48d6671e__cdn-question-pool.getmarks.app__dd1d6e7f-9049-4103-9aa4-8c30a0201d15-image__5b24510608_final_ppt_sync.png)

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Amylopectin is composed of:

2019
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Which one of the following alkenes when treated with $HCl$ yields majorly an anti Markovnikov product?

2019
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The major product of the following reaction is: ![JEE Main 2019 Chemistry, Haloalkanes and Haloarenes — question figure](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Haloalkanes_and_Haloarenes/648b5a67417cc3fb48d667ca/question_1__q_648b5a67417cc3fb48d667ca__cdn-question-pool.getmarks.app__j6950J0rNpABcxocjOga8-GbyHCDraThiUMuHjBsRus.original.fullsiz__3e09c3199e_final_ppt_sync.png)

2019
hard
mcq

The major product of the following reaction is ![JEE Main 2019 Chemistry, Alcohols Phenols and Ethers — question figure](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Alcohols_Phenols_and_Ethers/648b5a66417cc3fb48d66491/question_1__q_648b5a66417cc3fb48d66491__cdn-question-pool.getmarks.app__13ad02c0-8364-4295-b187-cf883061edf0-image__c94dc0ce35_final_ppt_sync.png)

2019
hard
mcq

The major product of the following reaction is:![JEE Main 2019 Chemistry, Aldehydes and Ketones — question figure](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Aldehydes_and_Ketones/648b5a67417cc3fb48d66923/question_1__q_648b5a67417cc3fb48d66923__cdn-question-pool.getmarks.app__1ce07799-3d26-4343-8b07-206c35a51a36-image__56420ddab5_final_ppt_sync.png)

2019
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Benzene diazonium chloride on reaction with aniline in the presence of dilute hydrochloric acid gives:

2019
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The IUPAC name for the following compound is: ![JEE Main 2019 Chemistry, General Organic Chemistry — question figure](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/General_Organic_Chemistry/648b5a67417cc3fb48d66888/question_1__q_648b5a67417cc3fb48d66888__cdn-question-pool.getmarks.app__569af8b4-ad5c-4c77-bf3e-c84dcc96e8c3-image23__17251767d9_final_ppt_sync.png)

2019
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Which amongst the following is the strongest acid?

2019
hard
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The major product obtained in the following conversion is: ![JEE Main 2019 Chemistry, Haloalkanes and Haloarenes — question figure](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Haloalkanes_and_Haloarenes/648b5a67417cc3fb48d667cd/question_1__q_648b5a67417cc3fb48d667cd__cdn-question-pool.getmarks.app__ADIilKUBjpeOzCwbuiDHdyPnYEfsDPdGlhY93jq_XhE.original.fullsiz__96cbd382d5_final_ppt_sync.png)

2019
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The major product in the following conversion is ![JEE Main 2019 Chemistry, Haloalkanes and Haloarenes — question figure](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Haloalkanes_and_Haloarenes/648b5a67417cc3fb48d6693e/question_1__q_648b5a67417cc3fb48d6693e__cdn-question-pool.getmarks.app__636558cd-8395-4424-96a1-4d52965f987a-image__68c3ba0503_final_ppt_sync.png)

2019
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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?

2019
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