Chemistry of HydrocarbonsOxidation of Alkenes with KMnO₄1206Choose the best answerAn alkene treated with cold, dilute alkaline KMnO₄ gives mainly:AA vicinal diolBAn alkaneCAn alkyl halideDAn aldehyde Like 2 Discuss 0Share
Chemistry of HydrocarbonsFriedel–Crafts Acylation1207Choose the best answerThe electrophile in Friedel–Crafts acylation is:ARCO⁺BR⁻CCl⁻DOH⁻ Like 2 Discuss 0Share
Atomic StructureAufbau Principle1208Choose the best answerAfter the 3d subshell becomes completely filled during the Aufbau sequence, the next electron enters:A4pB4fC4sD4d Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryFunctional Groups1209Choose the best answerWhich matching of functional groups with their classes is correct? (1) –CHO (2) –COOH (3) –COOR (4) –CONH₂A1–Aldehyde, 2–Carboxylic acid, 3–Ester, 4–AmideB1–Carboxylic acid, 2–Ester, 3–Aldehyde, 4–AmideC1–Aldehyde, 2–Ester, 3–Amide, 4–Carboxylic acidD1–Amide, 2–Aldehyde, 3–Ester, 4–Carboxylic acid Like 0 Discuss 0Share
Atomic StructureDegenerate Orbitals1210Choose the best answerWhich set of orbitals is degenerate in the absence of an external field?A2s, 2pₓ, 2pᵧB3s, 3pₓ, 3dxyC1s, 2s, 3sD2pₓ, 2pᵧ, 2pz Like 0 Discuss 0Share