Hydrocarbons questions
384 published questions with worked solutions.
- How many of the following hydrocarbons will give a 3° halide as the major product upon reaction with bromine in the presence of...
- A polycyclic diene (a hydrindane/decalin-type bicyclic system bearing two ring double bonds, numbered 1–6) is reacted with one...
- What is the value of moles (x+y) consumed in the given reaction: a 1,2-dibromide treated with x moles of NaNH_2 then y moles of...
- When n moles of NaNH_2 react with 1,2-dibromopropane, followed by treatment with bromoethane, pent-2-yne is formed. What is the...
- How many different isomeric di-bromo-alkanes undergo cyclisation via the Wurtz reaction, on refluxing with Na/(C_2H_5)_2O, to...
- The best method to prepare cyclohexene from cyclohexanol is by using **[IIT JEE 2006]**
- The major product during hydroboration-oxidation of 1-methylcyclopentene is
- Carbocation is not the intermediate in
- Acetylene and formaldehyde interact in the presence of copper acetylide as a catalyst to furnish the compound
- Ph–C≡C–CH₃ is treated with Hg²⁺/H⁺ to give A. A is
- CH≡CH --HgSO₄, dil.H₂SO₄--> A --Dilute NaOH--> B. The compound B is
- In a set of reactions, propargyl-type substrate CH≡C–CH₂–COOH-type precursor reacts with CH₃MgBr to give A --(i) CO₂ (ii) H₃O⁺-->...
- A bis-aryl propargylic diacid substrate reacts with 2 moles of NaNH₂ to give A. Identify A.
- A norbornene-type bicyclic alkene + CH₂=CHCOOH --Δ--> ? Product is
- Petroleum refining involves:
- When petroleum is heated gradually, the first batch of vapours evolved will be rich in:
- The main source of organic compounds is:
- Ph–C≡C–CH₃ (Hg²⁺/H⁺)→ A, A is:
- Propyne + H₂O →(HgSO₄, 333 K, dil. H₂SO₄) X →(Ba(OH)₂) Y →(H⁺/Δ) Z. The ratio of the number of σ and π bonds in the final product...
- cyclohexyl -CH_2- + N (CH_3)_2(O^ - ) cyclohexylidene =CH_2 + (CH_3)_2NOH. This reaction is called
Other chapters
Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiomoleculesBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and Integration