Sindh MDCAT 2021 Chemistry#Alkynes#Chemistry of Hydrocarbons461Choose the best answerCalcium Carbide on hydrolysis forms:AmethaneBethaneCbenzeneDacetylene Like 0 Discuss 0Share
Industrial chemistry Industrial chemistry MCQS#Enzymes#Macromolecules462Choose the best answerIn the induced-fit model, an enzyme:AHas a completely rigid active siteBChanges its shape slightly to improve substrate bindingCPermanently changes into the productDBinds only after the reaction is complete Like 0 Discuss 0Share
Stoichiometry 11#Avogadro's Number463Choose the best answerIf one mole were defined as 6.022 × 10²⁰ particles instead of 6.022 × 10²³ particles, which quantity would change?AThe definition of mass in gramsBThe mass of one mole of carbonCThe stoichiometric ratio in a balanced equationDThe ratio of elements in a compound Like 0 Discuss 0Share
Nomenclature of Organic CompoundsNomenclature of Organic Compounds MCQs#Organic Nomenclature464Choose the best answerSelect the correct IUPAC name for CH₂=C(CH₃)CH(CH₃)CH₃.A2,3-Dimethylbut-2-eneB3-Methylpent-1-eneC2-Methylbut-2-eneD2,3-Dimethylbut-1-ene Like 0 Discuss 0Share
Chemistry of HydrocarbonsPreparation of Alkenes from Vicinal Dihalides465Choose the best answerA vicinal dihalide treated with zinc dust generally produces:AAn alkyneBAn alkeneCAn alkaneDAn alcohol Like 0 Discuss 0Share