Ch.11 & 12 Test Study Guide

Know the definition of the following:  Wavelength, Photon, Quantized, Frequency.

Know the orbital shapes.

Know the maximum electrons per orbital.

Know the difference between orbital and principal energy levels.

Know how to do electron configurations.

Know how to determine which ions have the same electron configurations as certain atoms.

Know how many valence electrons are in Group 1A, 2A, 3A, 4A, 5A, 6A, 7A, 8A, and know names of major chemical families/groups.

Know relationship between valence electrons and chemical properties.

Know the period trends:  atomic radius, ionic size, ionization energy, and electronegativity.

Know the difference between ionic, covalent, and polar covalent bonds.

Know how to determine polarity in a compound (ans: do they have different electronegativities?)

Know the definition of polarity.

Know how to determine the number of lone pairs in a molecule.

Know how to determine the Lewis Structure of a molecule.

Know how to determine the molecular structure of a molecule (you will have a copy on the test)