Chemistry questions
29404 published questions with worked solutions.
- Which of the following reactions is not expected to give (CH_3)_3C - CH = CH_2 in yields of more than 50%?
- Which one of the following has the smallest heat of hydrogenation per mole?
- The addition of HCl to 3,3,3-trichloropropene gives
- Arrange the following hydrogen halides in the order of their decreasing reactivity with propene.
- The addition of HBr to an alkene in the presence of peroxide is the example of
- The treatment of CH_3C(CH_3) = CHCH_3 with NaIO_4 or boiling KMnO_4 produces
- Propanal and pentan-3-one are ozonolysis product of an alkene. What is the structural formula of the alkene?
- An unsaturated hydrocarbon 'A' adds two molecules of H_2 and on reductive ozonolysis gives butane-1,4-dial, ethanal and...
- The alkene which on hydrogenation give 2-methyl butane is
- CaC_2 + H_2O A H_2SO_4/HgSO_4 B Identify A and B in the given reaction.
- The reduction of 4-octyne with H_2 in the presence of Pd/CaCO_3 quinoline gives
- Water can be added across a triple bond in the presence of
- The product(s) obtained via oxymercuration (HgSO_4 + H_2SO_4) of but-1-yne would be
- The final product in the following sequence of reaction is CH CH NaNH_2 A CH_3Br B
- Acetylene and HCHO reacts in the presence of copper acetylide catalyst to form
- Which of the following annulenes is anti-aromatic?
- The treatment of benzene with benzoyl chloride in the presence of AlCl_3 gives
- Among the following statements on the nitration of aromatic compounds, the false one is
- The reaction of toluene with chlorine in the presence of ferric chloride gives predominantly
- Arrange the following set of compounds in the order of their decreasing relative reactivity with an electrophile, E^+ I....