5 Written Questions
5 Matching Questions
- Pauli exclusion principle
- normal boiling point
- Thomson model of the atom
- a An atomic orbital can hold a maximum of two electrons which must have opposite spins.
- b A measure of the intensity of heat, or of how hot or cold a system is; SI unit is the kelvin (K).
- c The temperature at which the vapor pressure of a liquid equals 1 atm or 760 torr pressure.
- d Evaporation.
- e Thomson asserted that atoms are not indivisible but are composed of smaller parts; they contain both positively and negatively charged particles- protons as well as electrons.
5 Multiple Choice Questions
- The energy required to remove an electron from an atom.
- 0 degrees C (273 K) and 1 atm (760 torr).
- An atom of an element that has the same atomic number but different atomic mass.
- Solids, liquids, and gases.
- The horizontal groupings (rows) of elements in the periodic table.
5 True/False Questions
molar mass → The substance that the solute is dissolved into.
ion → A unit of pressure (1 torr = 1 mm Hg).
phase → SI unit of length. 39.37 inches.
vapor pressure → The pressure exerted by a vapor in equilibrium with its liquid.
weight → A state of matter that has no shape or definite volume.