StoichiometryMole–Mass Stoichiometry721Choose the best answerWhat mass of MgO is produced when 0.5 mol Mg burns in excess O₂? 2Mg + O₂ → 2MgOA40 gB30 gC10 gD20 g Like 0 Discuss 0Share
Industrial chemistry Industrial chemistry MCQS#Macromolecules#Polymers722Choose the best answerWhich feature best describes a cross-linked polymer?AOnly one repeating unitBLong chains with no intermolecular connectionsCA three-dimensional network formed by strong links between chainsDPolymer chains containing only two monomers Like 0 Discuss 0Share
Carboxylic AcidsHydrolysis of Nitriles723Choose the best answerHydrolysis of which compound produces acetic acid?ACH₃CNBCH₃OHCC₂H₅OHDC₂H₅NH₂ Like 0 Discuss 0Share
Sindh MDCAT 2022 Chemistry#Alcohols#Alcohols and Phenols724Choose the best answerQ.120 Benzyl alcohol C₆H₅CH₂OH is a:AAromatic alcoholBPhenolCAromatic ketoneDAliphatic alcohol Like 0 Discuss 0Share
Alcohols and PhenolsAcidic Character of Alcohols725Choose the best answerWhich alcohol is the least acidic?ACH₃OHBC₂H₅OHC(CH₃)₂CHOHD(CH₃)₃COH Like 0 Discuss 0Share