SME
Grade 10 Science
The periodic table and periodic trends
The main lesson, then each kind of problem it solves.
The periodic table and periodic trends
Main lesson
Ionization energy
Use this to compare how much energy it takes to pull an electron off two atoms.
Electronegativity
Use this to see which atom in a bond pulls the shared electrons harder.
Families of the periodic table
Use this for “Which family is potassium in, and what does it share with sodium?”