ElectrochemistryOxidation and Reduction3226Choose the best answerWhich statement is NOT true for the reaction Fe³⁺ + e⁻ → Fe²⁺?AFe³⁺ is reducedBThe oxidation state of Fe changesCFe³⁺ acts as an oxidizing agentDBoth Fe³⁺ and Fe²⁺ are anions Like 0 Discuss 0Share
Chemistry of HydrocarbonsPreparation of Alkanes by Reduction of Alkyl Halides3227Choose the best answerReduction of an alkyl halide using zinc under suitable reducing conditions produces:AAlkeneBAlkaneCAlkyneDAlcohol Like 2 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Chemical Equilibrium#Kp3228Choose the best answerWhich of the following reaction has greater Kₚ than K꜀ (Kₚ > K꜀)? (Sindh MDCAT 2020)A2NO + Cl₂ ⇌ 2NOClB2SO₂ + O₂ ⇌ 2SO₃C2NOCl ⇌ 2NO + Cl₂DNO₂ + 3H₂ ⇌ 2NH₃ Like 0 Discuss 0Share
Atomic StructureElectronic Configuration of Transition Elements3229Choose the best answerA neutral atom whose configuration first introduces one electron into the 3d subshell has how many electrons in its outermost shell?A9B7C5D2 Like 0 Discuss 0Share
StoichiometryMole Concept and Number of Atoms3230Choose the best answerWhich sample contains approximately the same number of atoms as 6 g C?A0.5 mol O₂B11.2 dm³ H₂ at STPC12 g MgDAll of these Like 0 Discuss 0Share