CHE005 LAS 5 Quiz

Which of the following solvents is polar?

• Hexane

• Benzene

• Distilled water

• Toluene

TRUE OR FALSE: Glucose is soluble in distilled water.

• True

• False

Which compound is insoluble in distilled water but soluble in hexane?

• Benzoic acid

• Glucose

• Aniline

• Ethanol

TRUE OR FALSE: Ethanol is immiscible in both distilled water and hexane.

• True

• False

A homogeneous mixture is characterized by:

• Visible separation of components

• Uniform composition throughout

• Components that can be separated by filtration

• Layers of different densities

TRUE OR FALSE: A heterogeneous mixture shows visible differences in composition.

• True

• False

Which factor is most crucial in determining the solubility of an organic compound in a solvent?

• Color of the compound

• Polarity of both the solute and the solvent

• The ambient air pressure

• The shape of the container

TRUE OR FALSE: Temperature can affect the solubility of organic compounds.

• True

• False

Which of the following is an inorganic compound?

• Butane

• Hydrochloric acid

• Acetone

• Ethanol

TRUE OR FALSE: Formaldehyde is classified as an inorganic compound.

• True

• False