Fundamental Principles of Organic ChemistryGeneral Formulae of Functional Classes171Choose the best answerWhich sequence correctly gives the general formulae of alcohol, ether, aldehyde, ketone, ester and carboxylic acid, respectively?ACₙH₂ₙ₊₂O, CₙH₂ₙ₊₂O, CₙH₂ₙO, CₙH₂ₙO, CₙH₂ₙO₂, CₙH₂ₙO₂BCₙH₂ₙO, CₙH₂ₙ₊₂O, CₙH₂ₙO₂, CₙH₂ₙO, CₙH₂ₙO₂, CₙH₂ₙOCCₙH₂ₙ₊₂O, CₙH₂ₙO, CₙH₂ₙO, CₙH₂ₙ₊₂O, CₙH₂ₙO₂, CₙH₂ₙO₂DCₙH₂ₙ₊₂O, CₙH₂ₙ₊₂O, CₙH₂ₙ₊₂O, CₙH₂ₙO, CₙH₂ₙO₂, CₙH₂ₙO Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryDextrorotatory and Levorotatory Compounds172Choose the best answerA compound that rotates plane-polarized light to the right is called:ALevorotatory (−)BD-isomer onlyCDextrorotatory (+)DL-isomer only Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryTautomerism173Choose the best answerWhich statement about tautomers is correct?AThey can always be isolated easily.BThey are merely resonance structures.CThey exist in dynamic equilibrium.DThey have different molecular formulas. Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryClassification of Carbon Atoms174Choose the best answerThe molecule CH₃–C(CH₃)₂–CH₂–CH₃ contains:APrimary, secondary and tertiary carbons onlyBPrimary, secondary and quaternary carbons onlyCPrimary and quaternary carbons onlyDPrimary, tertiary and quaternary carbons only Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryFunctional Isomerism175Choose the best answerWhich pair represents functional isomers?ACH₃COCH₃ and CH₃CH₂CHOBCH₃CH₂OH and CH₃CH₂OHCCH₃CH₂CH₂OH and CH₃CHOHCH₃DPentane and Isopentane Like 0 Discuss 0Share