Question

1. Which statement supports the electron-sea model for metallicbonding?

A. Metals are not very good conductors of electricity.

B. Metals have low thermal conductivity.

C. Metals do not have enough valence electrons for localizedsharing of electron pairs.

D. Metals do not easily deform their shapes.

2. What type of two-dimensional lattice describes the structureof a single layer of close-packed atoms?

3. What determines which species in a solid solution is thesolute and which is the solvent?(explain it in a few sentences)

4. Rank the following polymers based on the effectiveness oftheir interface with biological systems.