Question 1
Which property of water allows a razor blade to float on it without sinking?
◦ viscosity
◦ surface tension
◦ density
◦ specific heat
◦ triple point
Question 2
Which two properties are more typical of molecular compounds than of ionic compounds?
1. They are gases or liquids at room temperature.
2. They have high melting points.
3. Solids do not conduct electricity, but liquids do.
4. Atoms share electrons.
◦ 1 and 4
◦ 1 and 3
◦ 2 and 3
◦ 2 and 4
◦ 3 and 4