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Hydrocarbons

29 questions · Chemistry · JEE Advanced
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Hydrocarbons

29 questions · Chemistry · JEE Advanced

  1. Consider the depicted hydrogen (H) in the hydrocarbons given below. The most acidic hydrogen (H) is2025 · Shift 1 · Q4 · MCQ
  2. In the following reaction sequence, the major product P is formed. Glycerol reacts completely with excess P in the presence of an acid catalyst to form Q. Reaction of Q with excess… Includes diagram2024 · Shift 1 · Q12 · Numerical
  3. If the reaction sequence given below is carried out with 15 moles of acetylene, the amount of the product D formed (in g) is ​ . The yields of A,B,C and D… Includes diagram2022 · Shift 1 · Q8 · Numerical
  4. Considering the following reaction sequence, the correct statement(s) is(are) Includes diagram2022 · Shift 2 · Q13 · Multiple correct
  5. The number of isomeric tetraenes (NOT containing sp-hybridized carbon atoms) that can be formed from the following reaction sequence is ​. Includes diagram2022 · Shift 2 · Q6 · Numerical
  6. The number of −CH2​− (methylene) groups in the product formed from the following reaction sequence is ​. Includes diagram2022 · Shift 2 · Q7 · Numerical
  7. The total number of chiral molecules formed from one molecule of P on complete ozonolysis (O3​,Zn/H2​O) is ​. Includes diagram2022 · Shift 2 · Q8 · Numerical
  8. The major product formed in the following reaction of Includes diagram2021 · Shift 1 · Q1 · MCQ
  9. For the following reaction scheme, percentage yields are given along the arrow: x g and y g are mass of R and U, respectively. (Use : Molar mass (in g mol − 1) of H, C and O as 1, 12 and 16, respectively) The value of x is ​… Includes diagram2021 · Shift 1 · Q5 · Numerical
  10. For the following reaction scheme, percentage yields are given along the arrow: x g and y g are mass of R and U, respectively. (Use : Molar mass (in g mol − 1) of H, C and O as 1, 12 and 16, respectively)The value of y is ​… Includes diagram2021 · Shift 1 · Q6 · Numerical
  11. Consider the following transformations of a compound P. Choose the correct option(s). Includes diagram2020 · Shift 2 · Q12 · Multiple correct
  12. Choose the correct option(s) for the following set of reactions. Includes diagram2019 · Shift 1 · Q9 · Multiple correct
  13. Total number of hydroxyl groups present in a molecule of the major product P is .............. Includes diagram2019 · Shift 2 · Q11 · Numerical
  14. Choose the correct option(s) that give(s) an aromatic compound as the major product.2019 · Shift 2 · Q2 · Multiple correct
  15. Which of the following reactions produce(s) propane as a major product?2019 · Shift 2 · Q8 · Multiple correct
  16. Among the following reaction(s), which gives(give) tert-butyl benzene as the major product is(are)2016 · Shift 2 · Q14 · Multiple correct
  17. In the following reaction, the major product is Includes diagram2015 · Shift 1 · Q15 · Multiple correct
  18. In the following reactions, the product S is Includes diagram2015 · Shift 2 · Q12 · Multiple correct
  19. The major product U in the following reactions is Includes diagram2015 · Shift 2 · Q13 · Multiple correct
  20. Schemes 1 and 2 describe sequential transformation of alkynes M and N. Consider only the major products formed in each step for both the schemes. The product X is Includes diagram2014 · Shift 2 · Q13 · MCQ
  21. Schemes 1 and 2 describe sequential transformation of alkynes M and N. Consider only the major products formed in each step for both the schemes. The correct statement with respect to product Y is Includes diagram2014 · Shift 2 · Q14 · MCQ
  22. Among P, Q, R and S, the aromatic compound(s) is(are) Includes diagram2013 · Shift 1 · Q17 · Multiple correct
  23. In allene (C3​H4​), the type(s) of hybridisation of the carbon atoms is (are):2012 · Shift 1 · Q5 · MCQ
  24. The total number of alkenes possible by dehydrobromination of 3-bromo-3-cyclopentylhexane using alcoholic KOH is ​.2011 · Shift 1 · Q22 · Numerical
  25. The maximum number of isomers (including stereoisomers) that are possible on mono-chlorination of the following compound, is ​. Includes diagram2011 · Shift 2 · Q19 · Numerical
  26. The major product of the following reaction is Includes diagram2011 · Shift 2 · Q9 · MCQ
  27. The synthesis of 3-octyne is achieved by adding a bromoalkane into a mixture of sodium amide and and alkyne2010 · Shift 1 · Q8 · MCQ
  28. In the following reaction, The structure of the major 'X' is Includes diagram2007 · Shift 1 · Q4 · MCQ
  29. The reagent(s) for the following conversion, Includes diagram2007 · Shift 1 · Q5 · MCQ