Atoms and the periodic table
Electricity
E1 – Electrical Fundamentals # 1 - Atoms and Electrons, Ohms Law, and Resistance.
Periodic Table and Periodic Trends Notes. Mendeleevs Periodic Table By the mid-1800s, about 70 elements were known to exist By the mid-1800s, about 70.
1/8/09 Warm Up: The observed regularities in the properties of the elements are periodic functions of their (1)Atomic numbers (2)Mass numbers (3)Oxidation.
The chemical reactivity of organic molecules come from their FUNCTIONAL GROUPS
Electric Charges. Alittlechemistry All matter Atoms are is made up of atoms made of protons, neutrons, and electrons Protons: (+) Neutrons ( no charge.
