Which molecule will undergo only London dispersion forces when interacting with other molecules of the same kind?
a) CH2Cl2
b) NaC2H3O2
c) C4H10
d) C2H5OH
e) HF

Which of the following is not a characteristic of a hydrogen bond? 1. it is responsible for the unusual physical properties of water. 2. it is weaker than a covalent bond. 3. it is stronger than other dipole-dipole interactions. 4. it can occur when hydrogen is covalently bound to very electronegative elements liks f, cl, br and i.