StoichiometryMass–Mass Stoichiometry201Choose the best answerWhat mass of O₂ is required to convert 1.35 g Al completely into Al₂O₃? 4Al + 3O₂ → 2Al₂O₃A9.6 gB4.8 gC2.4 gD1.2 g Like 0 Discuss 0Share
Nomenclature of Organic CompoundsNomenclature of Organic Compounds MCQs#Chemical Bonding#Hybridization202Choose the best answerA straight-chain hydrocarbon has carbon hybridizations in the order sp³, sp², sp², sp³, sp, sp, sp², sp². Which structure matches this order?ACH₃–C≡C–CH₂–CH=CH–CH=CH₂BCH₃–CH₂–CH=CH–CH₂–C≡C–CH=CH₂CCH₃–CH=CH–CH₂–C≡C–CH=CH₂DCH₃–CH=CH–CH₂–CH=CH–C≡CH Like 0 Discuss 0Share
Chemical BondingIonic Bond Formation203Choose the best answerAn ionic bond is produced after transfer of:ANucleiBElectronsCNeutronsDProtons Like 0 Discuss 0Share
Chemistry of HydrocarbonsHybridization in Alkenes204Choose the best answerIn propene, CH₂=CH–CH₃, the hybridization of the carbon atoms from left to right is:Asp², sp², sp³Bsp, sp², sp³Csp³, sp², sp²Dsp², sp³, sp³ Like 0 Discuss 0Share
Industrial ChemistryHoloenzyme205Choose the best answerA holoenzyme is best described as:AApoenzyme + cofactorBProtein + substrateCEnzyme + productDApoenzyme + substrate Like 0 Discuss 0Share