SolidsElectrical Conductivity of Solids26Choose the best answerWhich of the following is a good electrical conductor?ADiamondBGraphiteCSiliconDAmorphous carbon Like 0 Discuss 0Share
SolidsFactors Affecting Lattice Energy27Choose the best answerNaF has a higher lattice energy than KF mainly because:ANa⁺ is larger than K⁺BNa⁺ is smaller than K⁺CF⁻ is larger in NaFDNaF is covalent Like 0 Discuss 0Share
SolidsAmorphous Solids28Choose the best answerWhich of the following is a non-crystalline solid?ACsClBNaClCCaF₂DGlass Like 0 Discuss 0Share
SolidsCrystalline Solids29Choose the best answerA crystalline solid characteristically has:AA sharp melting pointBNo melting pointCA completely disordered structureDNo long-range order Like 0 Discuss 0Share
SolidsRadius Ratio Rule30Choose the best answerRadius ratio is mainly useful for predicting the:AColour of an ionic solidBCoordination number and geometry of an ionic crystalCMelting point of every solidDSolubility of every ionic compound Like 0 Discuss 0Share