S - Block
Trends in the Periodic Chart …position electrons physical and chemical properties…
J. J. Thompson was able to separate two neon isotopes (Ne-20 and Ne-22) in 1913, which was the first evidence that isotopes exist for stable elements.
5-3 Electron Configurations and Periodic Properties.
Periodic Table – Let’s Sum it Up.. COLUMNSCOLUMNS = FAMILIESFAMILIES ROWS = PERIODS How many periods are there in the table? How many groups or families.
IONIZATION ENERGY. Ionization energy: The energy required to remove an electron from an gaseous atom or an ion. Measure in Joules. Think of it as a measure.
Teaching AP Chemistry with Electron Density Models Paul D. Price Trinity Valley School Fort Worth, TX 76132 [email protected].
Lecture 20: Periodic Trends Reading: Zumdahl 12.14-12.15 Outline –Periodic Trends Ionization Energy, Electron Affinity, and Radii –A Case Example.
Periodic Properties of the Elements All Depend on energies of outermost orbitals Atomic Size Ionization Energy Electron Affinity Ion Size.
Periodic Table Trends. Atomic Radius Half the distance between the nuclei of two identical atoms bonded together.
Section 5.3 – Electron Configuration and Periodic Properties.
Jeopardy EM Spectrum EM Calculations Ions & Compounds Ion Names & Formulas Trivia 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300.
