Chemistry · Chemistry
Atoms & the Periodic Table
Protons, neutrons and electrons; atomic number, isotopes and atomic mass; electron shells and valence; and how Mendeleev's periodic table organizes all of it so that position predicts behavior.
Step 1 of 6 · Overview35 min read ·
Key idea
Prereqs: Measurement & error; Exponents (Math). Next: Chemical bonds. Follows Khan Academy Chemistry 'Atoms, elements and the periodic table', MIT OCW 5.111 and Crash Course Chemistry #4.Next: 1. Inside the atom