Aldehydes and KetonesIodoform Test81Choose the best answerWhich test distinguishes pentan-2-one from pentan-3-one?ATollens' testBFehling's testCIodoform testDFerric chloride test Like 0 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Electronegativity#Periodic Trends82Choose the best answerWhich of the following has the highest value of electronegativity? (Sindh MDCAT 2020)AIBBrCClDF Like 0 Discuss 0Share
Sindh MDCAT 2021 Chemistry#Alkenes#Chemistry of Hydrocarbons83Choose the best answerDehydration of Ethanol produces:AEthyneBEthaneCEtheneDWater gas Like 0 Discuss 0Share
Stoichiometry Element #Mixtures84Choose the best answerWhich substance can be separated into its components by physical methods?AAirBSodium chlorideCPure waterDCarbon dioxide Like 0 Discuss 0Share
Chemistry of HydrocarbonsPreparation of Alkynes by Double Dehydrohalogenation85Choose the best answerAlkynes are commonly prepared by double dehydrohalogenation of:AGeminal or vicinal dihalidesBAlcohols onlyCAldehydes onlyDCarboxylic acids Like 0 Discuss 0Share