LiquidsLondon Dispersion Forces16Choose the best answerThe most specific force of attraction between helium atoms is:ALondon dispersion forceBHydrogen bondingCDipole–dipole forceDIon–dipole force Like 0 Discuss 0Share
LiquidsHydrogen Bonding and Boiling Point17Choose the best answerThe unusually high boiling point of water is mainly due to:AMolecular mass onlyBHydrogen bondingCDensityDNumber of hydrogen atoms only Like 0 Discuss 0Share
LiquidsRate of Evaporation18Choose the best answerWhich liquid has the lowest rate of evaporation at room temperature?ADiethyl etherBWaterCEthanolDGlycerol Like 0 Discuss 0Share
LiquidsAdhesive Forces19Choose the best answerAdhesive forces are attractions between:AMolecules of the same substance onlyBDifferent substances, such as a liquid and a surfaceCOnly nonpolar moleculesDOnly metal atoms Like 0 Discuss 0Share
LiquidsLondon Dispersion Forces and Boiling Point20Choose the best answerThe increasing order of boiling points of Group 14 hydrides is:ACH₄ < SiH₄ < GeH₄ < SnH₄BSnH₄ < GeH₄ < SiH₄ < CH₄CSiH₄ < CH₄ < SnH₄ < GeH₄DGeH₄ < SiH₄ < CH₄ < SnH₄ Like 0 Discuss 0Share