Hydrocarbons: JEE Main Chemistry Previous Year Questions

459 previous year questions from Hydrocarbons. Here are the 25 most important ones; open any question for the correct answer and a full step-by-step solution.

1. $According to Bayer's strain theory which is highly stable?$
2. $Which of these will produce the highest yield in Friedel Craft reaction?$
3. $Which one of the following methods is suitable to generate aromatic compound(s) from linear aliphatic saturated hydrocarbons with at least six carbon atoms?$
4. $Which of the following statements is correct in the Kolbe's electrolysis?$
5. $Which of the following reagents will be ableto distinguish between 1‐butyne and 2‐butyne?$
6. $In the chemical reaction, CH_{3} CH_{2} NH_{2} + CHCl_{3} + 3KOH \to (a) + (b) + 3H2O, the compounds (a) and (b) are respectively,$
7. $The trans-alkenes are formed by the reduction of alkynes with :$
8. $Among the following, total number of meta directing functional groups is (Integer based)\dots$
9. $Consider the nitration of benzene using mixed conc. H2SO4 and HNO3 . If a larger amount of KHSO4 is added to the mixture the rate of nitration will be :$
10. $In the commercial gasolines, the type ofhydrocarbons which are more desirable is$
11. $Which of the following organic compounds has same hybridization as its combustion product -(CO2) ?$
12. $Which of the following compounds will not undergo Friedel‐Crafts reaction easily?$
13. $Reactivity of hydrogen atoms attached to different carbon atoms in alkanes has the order$
14. $Number of alkanes obtained on electrolysis of a mixture of CH_{3} COONa and C_{2} H_{5} COONa is_______$
15. $In the following the most stable conformation of n ‐butane is$
16. $Which of the following reaction is not feasible?$
17. $The most suitable solvent for Wurtz reaction is$
18. $Given below are two statements: Statement I: One mole of propyne reacts with excess of sodium to liberate half a mole of H_{2} gas Statement II: Four g of propyne re\dots$
19. $Which of the following sets of functional groups is meta-directing group?$
20. $The correct order of acidic nature of the following alkynes is I. C_{2} H_{2} II. (CH_{3})_{2} C_{2} III.\dots$
21. $Given below are two statements: Statement (I) : The NH_{2} group in Aniline is ortho and para directing and a powerful activating group. Statement (II) : Anil\dots$
22. $Which one of the following functional groups is not meta directing?$
23. $Which one of the following has the most nucleophilic nitrogen?$
24. $The carbon-carbon bond length in benzene is$
25. $The product Z of the following reaction is H_{3} CC \equiv CH \to 2 HBr Z$

Download Hydrocarbons PYQs as PDF

Free questions PDF, 30 questions per set, with the Mere Teacher watermark and a QR code to the site. Answers and step-by-step solutions open after a free sign-up, with a download option too.

See all 459 Hydrocarbons questions, free

Sign up free to practise them in your own custom test, with Concept Priority Question Bank, Test Series and BroBot AI help.

New here? See what Mere Teacher offers

Hydrocarbons: JEE Main Chemistry Previous Year Questions

Download Hydrocarbons PYQs as PDF

More JEE Main Chemistry chapters