Basic topics

1. Basic topics • Timeline of atomic theory (hand-out for notes) • Structure of the atom (notes you copied from powerpoint) • Nuclear chemistry (hand-out reading and WS)

2. Test format • Multiple choice • Short answer • Fill in chart • Calculations • average atomic mass • nuclear chemistry equations • half-life

3. Timeline of atomic theory • Know the scientist’s name, a description of their work, and what our picture of the atom looked like as a result • Democritus • John Dalton • J.J. Thomson • Ernest Rutherford • Niels Bohr • Wave Model/Schroedinger

4. Structure of the atom • Distinguish between atom, ion, isotope • Find information from the periodic table • Define and use atomic number, Z, and mass number, A. • Calculate the number of protons, neutrons, electrons, and the charge of an atom. • Calculate average atomic mass of an element

5. Nuclear chemistry • Define radioactive decay • Describe and identify the alpha, beta, and gamma radiation • Write basic nuclear equations for alpha and beta decay • Half-life calculations