Organic Chemistry Quiz MarathonVersion en ligne Core concepts in organics par Verah moraa 1 What is the general formula for alkanes? a CnH2n+1 b CnH2n+2 c CnH2n d CnH2n-2 e 2 Which reagent converts an alcohol to an alkyl chloride via SN2? a Jones reagent b PCC c KMnO4 d SOCl2 e 3 How many pi electrons does benzene have according to Huckel's rule? a 6 b 10 c 4 d 8 4 Which process converts alcohols to alkenes under acid catalysis? a Hydrogenation b Hydrolysis c Hydration d Dehydration e 5 Which reagent oxidizes primary alcohols to aldehydes under mild conditions? a KMnO4 b PCC c H2SO4 d NaBH4 e 6 Primary alkyl halides typically undergo which type of substitution? a SN1 b E2 c E1 d SN2 e 7 Which compound obeys Huckel's rule with 6 pi electrons in its ring? a Naphthalene b Cycloheptatriene c Cyclohexene d Benzene e 8 In hydrohalogenation of alkenes, which rule guides the carbocation outcome? a Hammond's postulate b Markovnikov's rule c Saytzeff's rule d Anti-Markovnikov e 9 Reducing a carboxylic acid with LiAlH4 yields what product? a Aldehyde b Ether c Ketone d Primary alcohol e 10 What gives R or S configuration in chiral centers? a Fischer projections only b Hückel rule c Cahn–Ingold–Prelog priority rules d E/Z isomerism e
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