Sindh MDCAT 2020 Chemistry#Benzene & Aromatic Compounds#Benzene Sulphonation591Choose the best answerElectrophile in sulphonation of benzene is: (Sindh MDCAT 2020)AHSO₄⁻BH₂SO₄CSO₃DHSO₃⁻ Like 0 Discuss 0Share
SolidsMolecular Solids592Choose the best answerWhich of the following is a molecular crystal?ASiCBNaClCGraphiteDIce Like 0 Discuss 0Share
Alkyl HalidesReaction of Grignard Reagents with Carbon Dioxide593Choose the best answerReaction of RMgX with CO₂ followed by acidic hydrolysis gives:AAlcoholBKetoneCCarboxylic acidDEster Like 0 Discuss 0Share
Nomenclature of Organic CompoundsNomenclature of Organic Compounds MCQs#Multiple-Bond Locants594Choose the best answerWhen a double bond and a triple bond are equally distant from opposite ends of the parent chain, which bond receives the lower locant?AThe triple bond gets the lower locantBThe double bond gets the lower locantCThe longer chain is ignoredDA substituent gets the lower locant Like 0 Discuss 0Share
XiMDCAT XI Complete Chemistry Grand Test#Limiting Reagent#Stoichiometry595Choose the best answerWhich statement about a limiting reagent is always correct?AIt is always the reactant with the least massBIt is always the reactant with the least number of molesCIt is completely consumed and determines the maximum amount of product that can be formedDIt always has the lowest molecular mass Like 0 Discuss 0Share