Answer to Question #56766 in General Chemistry for Aleshia

Question #56766

1. For the following solutions, circle the principal type of solute-solvent interaction:
(a) Pentane (C4H10) in cyclohexane (C6H14). [Hint: Pentane and cyclohexane are nonpolar.]
Answer: ion-dipole forces, hydrogen bonding, dipole-dipole forces or dispersion forces
(b) Potassium iodide (KI) in ethanol (CH3CH2OH).
Answer: ion-dipole forces, hydrogen bonding, dipole-dipole forces or dispersion forces
(c) Calcium chloride (CaCl2) in water (H2O).
Answer: ion-dipole forces, hydrogen bonding, dipole-dipole forces or dispersion forces
(d) Ethanol (CH3CH2OH) in water (H2O).
Answer: ion-dipole forces, hydrogen bonding, dipole-dipole forces or dispersion forces
(e) HBr in methyl chioride (CH3Cl).
Answer: ion-dipole forces, hydrogen bonding, dipole-dipole forces or dispersion forces

Expert's answer

(a) dispersion forces
(b, c) ion-dipole forces
(d) hydrogen bonding
(e) dipole-dipole force