LiquidsHydrogen-Bond-Like Interactions61Choose the best answerWhich compound can form a weak hydrogen-bond-like interaction with suitable hydrogen-bond acceptors despite containing no O–H, N–H or F–H bond?ACHCl₃BCCl₄CC₂Cl₄DCF₄ Like 0 Discuss 0Share
Chemical EquilibriumRelationship Between Kp and Kc62Choose the best answerFor PCl₅(g) ⇌ PCl₃(g) + Cl₂(g), the relation between Kp and Kc is:AKp = KcBKp = Kc(RT)⁻¹CKp = Kc(RT)DKp = Kc(RT)² Like 0 Discuss 0Share
UHS MDCAT 2023 ChemistryUHS MDCAT 2023 Past Paper#Atomic Structure#Electronic Configuration63Choose the best answerWhich element has the ground state electronic configuration of 1s², 2s², 2p⁶, 3s², 3p⁶? (UHS MDCAT 2023)AArBClCNaDS Like 0 Discuss 0Share1
LiquidsHydrogen Bonding and Volume Contraction64Choose the best answerWhen 50 mL ethanol is mixed with 50 mL water, the final volume may be less than 100 mL mainly because of:AVapour pressureBHydrogen bondingCBoilingDChemical reaction Like 0 Discuss 0Share
ElectrochemistryCalculation of Oxidation Number65Choose the best answerThe average oxidation state of carbon in glucose, C₆H₁₂O₆, is:A+4B−4C+6D0 Like 0 Discuss 0Share