UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Chemical Kinetics#Rate Law356Choose the best answer2A + B → 3C + D which of the following does not express the reaction rate?A-d[B]/dtBd[D]/dtC-½ d[A]/dtD-⅓ d[C]/dt Like 1 Discuss 0Share
GasesVapour Density and Molar Volume357Choose the best answerAt STP (273 K and 1 atm), 11.2 g of a gas has a vapour density of 11.2. What volume does it occupy?A2.0 LB4.0 LC11.2 LD22.4 L Like 0 Discuss 0Share
Chemistry of HydrocarbonsReactivity in Electrophilic Aromatic Substitution358Choose the best answerWhich compound is least reactive toward electrophilic bromination of the aromatic ring?ANitrobenzeneBPhenolCAnisoleDChlorobenzene Like 0 Discuss 0Share
Chemical BondingMolecular Geometry and Polarity359Choose the best answerWhich compound is non-polar?ASnCl₂BPH₃CGeCl₄DH₂O Like 0 Discuss 0Share
Sindh MDCAT 2022 Chemistry#Nomenclature of Organic Compounds#Organic Nomenclature360Choose the best answerQ.87 HOOC–COOH has IUPAC name:AAcetic acidBOxalic acidCDiethanoic acidDEthanedioic acid Like 0 Discuss 0Share