LiquidsEvaporation96Choose the best answerWhich statement about evaporation is false?AIt is a surface phenomenonBIt is exothermicCIt can occur continuouslyDIt produces a cooling effect Like 0 Discuss 0Share
LiquidsEvaporation and Intermolecular Forces97Choose the best answerWhich process involves overcoming or weakening intermolecular attractions?ACondensationBFreezingCCrystallizationDEvaporation Like 0 Discuss 0Share
LiquidsIntermolecular Forces98Choose the best answerWhich statement is incorrect?AGraphite layers are held together by weak van der Waals forcesBGreater polarizability generally strengthens London forcesCBoiling points of noble gases generally increase down the groupDThe unusually high boiling point of water is mainly due to ordinary London forces Like 0 Discuss 0Share
LiquidsHydrogen Bonding and Boiling Point99Choose the best answerWhich statement correctly compares the boiling points of H₂O and HF?AHF > H₂OBHF = H₂OCH₂O > HFDTheir boiling points cannot be compared Like 0 Discuss 0Share
LiquidsHydrogen Bonding in Water100Choose the best answerThe dominant intermolecular force responsible for many unusual properties of water is:AHydrogen bondingBLondon dispersion force onlyCOrdinary dipole–dipole attraction onlyDIonic bonding Like 0 Discuss 0Share