Hydrocarbons questions
384 published questions with worked solutions.
- Identify 'A' in the following reaction. A Lithium amide Ethynyl lithium Bromoethane But-1-yne
- Which of the following forms 2-Methylbut-2-ene on heating with concentrated sulphuric acid?
- The hydration of propyne results in formation of
- 6 litres of an alkene require 27 litres of oxygen at constant temperature and pressure for complete combustion. The alkene is :
- Treatment of buta-1,3-diyne with NaNH_2 (2 equivalents), followed by reaction with excess of trans- CH_3 - CH = CH - CH_2 - Br...
- The hydrocarbon with seven carbon atoms containing a neopentyl and a vinyl group is:
- In the allene structure, the three carbon atoms are joined by
- Statement 1 (Assertion): Calcium carbide on hydrolysis gives acetylene. Statement 2 (Reason): Calcium carbide contains C^ 4-...
- The compound which contains all four of 1°, 2°, 3° and 4° carbon atoms is
- The number of secondary hydrogens in 2,2-dimethylbutane is
- Which of the following requires a radical intermediate?
- The number of isomeric alkanes having the molecular formula C₅H₁₂ is
- Which of the following reactions proceeds via a secondary free radical?
- Vinyl chloride undergoes
- Formation of ethylene from acetylene is an example of
- The shape of the π-electron cloud in acetylene is
- Consider the alkenes: CH₃–CH=CH–CH₃ (I, disubstituted), (CH₃)₂C=C(CH₃)₂ (II, tetrasubstituted), CH₃–C(CH₃)=CH₂ (III,...
- Order of stability of the alkenes R₂C=CR₂ (I, tetrasubstituted), R₂C=CHR (II, trisubstituted), R₂C=CH₂ (III, 1,1-disubstituted),...
- Which type of reaction occurs when a substituent has a double bond with an evenly (symmetrically) distributed π-electron cloud?
- Which of the following is an addition reaction?
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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