Fundamental Concepts of ChemistryKinetic Energy and States of Matter11Choose the best answerIn which state of matter do particles generally possess the greatest average kinetic energy when compared at their usual corresponding physical conditions?AGaseous stateBSolid stateCLiquid stateDAll states always have equal kinetic energy Like 0 Discuss 0Share
Fundamental Concepts of ChemistryPhysical Changes12Choose the best answerWhich of the following is a physical change?ARusting of ironBSouring of milkCDigestion of foodDSublimation of camphor Like 0 Discuss 0Share
Fundamental Concepts of ChemistryChemical Changes13Choose the best answerWhich is an example of a chemical change?AMelting of iceBSwitching on a bulbCCutting fruit into piecesDRusting of iron Like 0 Discuss 0Share
Fundamental Concepts of ChemistryProperties of Compounds14Choose the best answerWhen elements X, Y and Z chemically combine to form compound XYZ, the properties of XYZ are generally:ALike those of X and YBLike those of Y and ZCDifferent from those of X, Y and ZDSimilar to both X and Y Like 0 Discuss 0Share
Fundamental Concepts of ChemistryParticulate Nature of Matter15Choose the best answerA 1 cm³ sample of N₂O gas contains:AElectronsBMoleculesCAtomsDAll of the above Like 0 Discuss 0Share