CHM 103 Solu bility Qu iz Qu estions
an d answ er s w ith accu r ate
r ationales(PASSED)
Cyclohexane (C6H12) would be a good solvent for ionic compounds - answer
False
Which statement explains why ionic compounds, such as sodium chloride (NACl),
tend to dissolve in water? - answer Water molecules have partial charges; sodium
and chloride ions have full ionic charges
which of these best describes the combination of compounds in a solution? -
answer physical combination
The ionic bonds in salt crystal are broken when an ionic compound (like NaCl)
dissovles in water. - answer True
Which of these would you predict to have the highest water solubility? - answer
CH3-CH2-OH
Compound X is insoluble in water, but quite soluble in the hydrocarbon solvent
hexane (CH3CH2CH2CH2CH2CH3). what can you conclude about the nature of
Compound X? - answer It is nonpolar
An aqueous solution of sodium chloride can conduct electricity because: - answer
The solution contains free sodium and chloride ions
an d answ er s w ith accu r ate
r ationales(PASSED)
Cyclohexane (C6H12) would be a good solvent for ionic compounds - answer
False
Which statement explains why ionic compounds, such as sodium chloride (NACl),
tend to dissolve in water? - answer Water molecules have partial charges; sodium
and chloride ions have full ionic charges
which of these best describes the combination of compounds in a solution? -
answer physical combination
The ionic bonds in salt crystal are broken when an ionic compound (like NaCl)
dissovles in water. - answer True
Which of these would you predict to have the highest water solubility? - answer
CH3-CH2-OH
Compound X is insoluble in water, but quite soluble in the hydrocarbon solvent
hexane (CH3CH2CH2CH2CH2CH3). what can you conclude about the nature of
Compound X? - answer It is nonpolar
An aqueous solution of sodium chloride can conduct electricity because: - answer
The solution contains free sodium and chloride ions
