Sindh MDCAT 2021 Chemistry#Coordination Chemistry#Transition Elements501Choose the best answerThe ligands which form ring structure with central atom is:AChelateBCo-ordination sphereCCyclic ligandDPolydentate ligand Like 0 Discuss 0Share
SINDH MDCAT 2019 CHEMISTRY#Benzene & Aromatic Compounds#Benzene Sulphonation502Choose the best answerThe electrophile in aromatic sulphonation is: (Sindh MDCAT 2019)AH₂SO₄BHSO₄⁻CSO₃H⁺DSO₃ Like 0 Discuss 0Share
Classification of Hydrocarbons and IsomerismClassification of hydrocarbons, structural & geometrical isomerism#Aldehydes and Ketones#Carbonyl Compounds503Choose the best answerPropanal and propanone are examples of:APosition isomersBChain isomersCMetamersDFunctional isomers Like 0 Discuss 0Share
Atomic StructureBeta Particles504Choose the best answerThe electron is identical to which type of particle emitted in β⁻-decay?Aα-particleBβ⁻-particleCH⁺ ionDPositron Like 0 Discuss 0Share
Alcohols and PhenolsOxidizing and Reducing Agents505Choose the best answerWhich reagent is a reducing agent rather than an oxidizing agent?AAcidified K₂Cr₂O₇BKMnO₄CNaBH₄DAcidified K₂Cr₂O₇/H₂SO₄ Like 0 Discuss 0Share