Organic Chemistry Challenge

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Test your OChem knowledge.

NAURAH MORAA

Kenya

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Organic Chemistry Challenge


Organic Chemistry ChallengeVersion en ligne Test your OChem knowledge. par NAURAH MORAA 1 What is the general formula for alkanes? a CnH2n-2 b CnH2n+2 c CnH2n+1 d CnH2n 2 What reaction adds H2 across a double bond? a Hydration b Dehydrogenation c Hydrogenation d Halogenation 3 Which functional group is present in alcohols? a Amino group (-NH2) b Carboxyl group (-COOH) c Carbonyl group (C=O) d Hydroxyl group (-OH) 4 What type of isomerism involves restricted rotation about a bond? a Chain isomerism b Structural isomerism c Geometric (cis/trans) isomerism d Optical isomerism 5 Huckel's rule for aromatic stability uses how many pi electrons? a 4n pi electrons b 4n + 2 pi electrons c 6n pi electrons d 2n + 2 pi electrons 6 Which functional group contains a C=O bond? a Carboxylate group b Hydroxyl group c Carbonyl group d Amino group 7 Primary alcohol oxidation product is a(n): a Alcohol b Aldehyde c Carboxylic acid d Ketone 8 Which mechanism is favored by tertiary alkyl halides? a Free radical substitution b SN1 c E2 d SN2 9 Markovnikov's rule states H adds to the carbon with: a Less substituted carbon b No substitution preference c More substituted carbon d Equal substitution 10 Which reagent converts alcohols to alkyl chlorides/fluorides? a Jones reagent b H2SO4 c Thionyl chloride (SOCl2) d PCC