1. The Periodic Table
Pg. 59 in spiral

2. Dmitri Mendeleev 1834 - 1907 Wrote facts about the elements
on paper cards
Organized cards in order of
increasing atomic mass
Recognized a hidden pattern
in the elements

3. Left blank spaces for elements he predicted would be discovered & he was correct
1869 he published the 1st periodic table of the elements

4. The Periodic Table Contains a separate square for each element
Atomic Number
Symbol
Name
Atomic Mass 22 Ti
Titanium
47.88

5. Using the Periodic Table to draw atoms.
Spiral Pg. 61
Using the Periodic Table to draw atoms.
Atomic number = # of protons
Number of protons = # of electrons
Atomic mass – protons = # of neutrons
Energy shells; orbitals; rings
Number of electrons that can fit in each shell