Chemical BondingMolecular Formula and Bonding Arrangement636Choose the best answerWhich arrangement does NOT correspond to an AB₄-type species?AA Group 14 central atom forming four single bondsBA Group 15 central atom forming three ordinary bonds and one coordinate bondCA Group 16 central atom bonded to four surrounding atomsDA Group 16 central atom forming three double bonds with three surrounding atoms Like 0 Discuss 0Share
ElectrochemistryRedox Reactions637Choose the best answerWhich is a complete redox reaction?ANaCl + AgNO₃ → NaNO₃ + AgClB2Na + Cl₂ → 2NaClC2Cl⁻ → Cl₂ + 2e⁻DNa⁺ + e⁻ → Na Like 0 Discuss 0Share
LiquidsIntermolecular Forces and Boiling Point638Choose the best answerIf substance A has a higher boiling point than substances B and C, then A generally has:AThe weakest intermolecular forcesBThe strongest intermolecular forcesCThe highest vapour pressureDThe lowest molecular attraction Like 0 Discuss 0Share
Atomic StructureAtomic Nucleus639Choose the best answerThe fundamental particles present in the nucleus of an atom are:Aα-particles and electronsBProtons and neutronsCNeutrons and electronsDProtons, neutrons and electrons Like 0 Discuss 0Share
Chemistry of HydrocarbonsClemmensen Reduction640Choose the best answerBenzaldehyde on Clemmensen reduction gives:ABenzyl alcoholBTolueneCBenzoic acidDBenzene Like 0 Discuss 0Share