LiquidsLondon Dispersion Forces1286Choose the best answerThe most specific force of attraction between helium atoms is:ALondon dispersion forceBHydrogen bondingCDipole–dipole forceDIon–dipole force Like 0 Discuss 0Share
LiquidsVapour Pressure and Temperature1287Choose the best answerVapour pressure of a liquid increases with:ATemperatureBIntermolecular-force strengthCMolecular attractionDDecreasing molecular kinetic energy Like 0 Discuss 0Share
Chemical BondingMolecular Geometry and VSEPR Theory1288Choose the best answerThe molecular shape of NH₂⁻ is:ALinearBTrigonal pyramidalCBentDTetrahedral Like 0 Discuss 0Share
GasesBoyle's Law1289Choose the best answerAt constant temperature, if the pressure of a fixed amount of gas becomes three times its initial value, its volume becomes:A2V/3B3VC2VDV/3 Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryCatenation and Tetravalency1290Choose the best answerWhich combination best explains the enormous number of carbon compounds?ACatenation onlyBCatenation and tetravalency onlyCTetravalency and multiple bonding onlyDCatenation, tetravalency and ability to form multiple bonds Like 0 Discuss 0Share