NCERT/Class 11/Chemistry/Organic Chemistry: Some Basic Principles and Techniques

Organic Chemistry: Some Basic Principles and Techniques

Class 11 · Chemistry

69 questions33 easy28 medium8 hard

Sample Questions

Q1.What is the IUPAC name of (CH₃)₂CHCH₂CH₃?

  • A2-Methylbutane
  • B3-Methylbutane
  • C2-Methylpentane
  • DIsopentane

Q2.In the IUPAC nomenclature, the suffix '-ene' indicates the presence of a:

  • ACarbon-carbon double bond
  • BCarbon-carbon triple bond
  • CCarbon-oxygen double bond
  • DOnly ring structure

Q3.Heterolytic bond cleavage produces:

  • AA cation and an anion (carbocation and carbanion)
  • BTwo free radicals
  • CTwo neutral atoms
  • DTwo identical fragments

Q4.The IUPAC name of CH₃-CO-CH₃ is:

  • APropan-2-one (acetone)
  • BPropanal
  • CPropanoic acid
  • D2-Propanol

Q5.In quantitative analysis of organic compounds, the percentage of carbon and hydrogen is determined by:

  • ALiebig's combustion method
  • BDumas method
  • CKjeldahl's method
  • DCarius method

Q6.This is a sample question to preview what you'll get in the full practice test...

  • A. Option one
  • B. Option two
  • C. Option three
  • D. Option four
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Concepts Covered

+I effect+M effect-I effect-ene2,2-dimethylbutane2-methylbutaneC-H overlapCH2 differenceCarius methodCnH2n+2Dumas methodFehling's testHückel's ruleIHDIUPAC nomenclatureIUPAC suffixKMnO4 oxidationKjeldahl's methodLassaigne testLiebig's combustionM+ peakN₂ gas collectionPrussian blueRf valueSN1 mechanismSN2 reactionTLCWalden inversionWöhleraddition reactionalcohol functional groupalcohols and aldehydesaldehydealdehyde vs ketonealdehydes and ketonesalkane formulaalkanesalkenesalkyl group effectalkyl groupsamine functional groupamino grouparomatic reactionsaromaticitybenzeneboiling point differencebond breakingbranched alkanesbutanecarbanioncarbanion stabilitycarbenecarbocationcarbocation rearrangementcarbocation stabilitycarbocation stabilizationcarbon classificationcarbon hydrogen estimationcarbon propertiescarbonyl groupcarboxylic acidcatenationchain isomerismchain reactionchromatographychromatography principlecolumn chromatographydegree of unsaturationdehydrohalogenationdifferential adsorptiondivalent carbondouble bond formationdouble bond namingelectromagnetic radiationelectromeric effectelectron acceptorelectron delocalizationelectron densityelectron donorelectron-donating groupselectronegativityelectrophileelectrophilic substitutionelimination reactionelution orderempirical vs molecular formulaethanoic acidethanolethanol vs etherformaldehydeformula relationshipfree radicalfree radical mechanismfree radical stabilityfree radicalsfunctional group isomerismfunctional group positiongeneral formulahalogen estimationhalogenationheat-sensitive compoundsheterolytic cleavagehistory of organic chemistryhomologous serieshomologous series characteristicshomolytic cleavagehyperconjugationimmiscible liquidsinductive effectinitiation propagation terminationisomer formationisomerism typesketo-enolketonelone pair donationmass spectrometrymesomeric effectmethanemolar massmolecular formula from empirical formulamolecular ionmolecular massmultiple bondsnaphthalenenitrogen detectionnitrogen estimationnitrogen rulenucleophilenucleophilic additionnucleophilic substitutionorganic analysisorganic chemistryorganic formulasorganic quantitative analysisorganic reactionsoxidation reactionspi electronspolar compoundspositional isomerismprimary aminesprimary tertiary quaternarypropan-2-onepropanalpropenepurificationpurification methodsqualitative analysisqualitative testsradical reactionsrate-determining stepreactive intermediatesreagent-induced displacementrearrangement reactionrecrystallizationresonance effectsecondary carbonseparating funnelsigma bondssimilar propertiessimple distillationsodium fusionsolubilitysolubility variationsolvent selectionsp2 hybridizationspectroscopystationary phasesteam distillationstructural isomerismstructural isomersstructure determinationsublimationsubstitution reactionsulfur estimationtautomerismunpaired electronvital force theory

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