Chemical BondingElectronegativity and Non-Polar Covalent Bonding1281Choose the best answerA perfectly non-polar covalent bond is expected when the electronegativity difference is:A1.7BGreater than 1.7CBetween 0.5 and 1.7DZero Like 0 Discuss 0Share
Chemistry of HydrocarbonsOzonolysis of Alkenes1282Choose the best answerWhich reagent sequence is used for reductive ozonolysis of an alkene?ABr₂/CCl₄BO₃ followed by Zn/H₂OCCold dilute KMnO₄DH₂/Ni Like 2 Discuss 0Share
Chemistry of HydrocarbonsBaeyer’s Test for Unsaturation1283Choose the best answerDecolorization of Baeyer's reagent is commonly used as a test for:ASaturated hydrocarbons onlyBCarbon–carbon unsaturationCAromatic rings onlyDAlcohol groups Like 0 Discuss 0Share
LiquidsEquilibrium Vapour Pressure1284Choose the best answerThe equilibrium vapour pressure of a pure liquid is primarily controlled by:ATemperatureBSurface areaCAmount of liquid, provided some liquid remainsDShape of the container Like 0 Discuss 0Share
Chemical EquilibriumEquilibrium Constant Kc1285Choose the best answerFor A + B ⇌ C + D, 4 mol each of A and B are initially present. At equilibrium, 2 mol each of C and D are formed. The value of Kc is:A4B1/2C1D1/4 Like 0 Discuss 0Share