Chemical BondingDirectional Nature of Covalent Bonds1896Choose the best answerCovalent bonds are generally:ADirectionalBCompletely non-directionalCIonic in natureDIndependent of orbital orientation Like 0 Discuss 0Share
KMU MDCAT 2024 Chemistry#Boiling Point#Liquids1897Choose the best answerWhich of the following has the highest boiling point? (KMU MDCAT 2024)Aethyl alcoholBisopropyl alcoholCn-propyl alcoholDtert-butyl alcohol Like 0 Discuss 0Share
Chemistry of HydrocarbonsFree-Radical Halogenation of Alkanes1898Choose the best answerWhich reaction is a propagation step in the chlorination of methane?ACl₂ → 2Cl•BCH₄ + Cl• → CH₃• + HClCCl• + Cl• → Cl₂DCH₃• + CH₃• → C₂H₆ Like 1 Discuss 0Share
SZABMU MDCAT 2025 Chemistry#Benzene & Aromatic Compounds#Structure of Benzene1899Choose the best answerAddition of three molecules of chlorine into benzene prove that benzene has: (SZABMU MDCAT 2025)A3 double bondsBnon polarCpolarDnon planar Like 1 Discuss 0Share
Carboxylic AcidsPreparation of Acid Anhydrides1900Choose the best answerWhich reagent can dehydrate two molecules of a carboxylic acid to form an acid anhydride?APCl₅BP₂O₅CNaBH₄DBr₂/H₂O Like 0 Discuss 0Share