XIIMDCAT Chemistry Test#Chemical Kinetics#Order of Reaction696Choose the best answerConsider the following rate-law statements: I. SN₁ → Rate = k[R–X] II. SN₂ → Rate = k[R–X][Nu⁻] III. SN₁ → Second order IV. SN₂ → First order Which statements are correct?AI and II onlyBII and III onlyCI, II and IV onlyDI, II, III and IV Like 0 Discuss 0Share
KMU MDCAT 2024 Chemistry#Colour of Transition Compounds#Transition Elements697Choose the best answerCu²⁺ salt solution is blue in colour due to transition of electrons from (KMU MDCAT 2024)Ad to d orbitalBp to d orbitalCp to p orbitalDs to p orbital Like 0 Discuss 0Share
Industrial chemistry Industrial chemistry MCQS#Macromolecules#Proteins698Choose the best answerPeptones, proteoses and polypeptides belong to which protein class?ASimple proteinsBConjugated proteinsCDerived proteinsDEnzymes only Like 0 Discuss 0Share
StoichiometryMolecular Mass699Choose the best answerThe mass of one H₂O molecule is approximately:A18 uB18 g mol⁻¹C18 mgD18 × 10⁻³ kg mol⁻¹ Like 0 Discuss 0Share
Chemistry of HydrocarbonsKolbe's Electrolysis700Choose the best answerDuring Kolbe's electrolysis of a carboxylate salt, the gaseous product released at the anode is:AH₂BCO₂CO₂DCH₄ Like 0 Discuss 0Share