Main Group Chemistry, (tutorial Chemistry Texts) <ESSENTIAL>

Elements like Lithium and Magnesium share similar properties because their charge-to-size ratios are almost identical.

"Salt-formers." Highly electronegative and exist as diatomic molecules ( F2cap F sub 2 Cl2cap C l sub 2 MAIN GROUP CHEMISTRY, (Tutorial Chemistry Texts)

The bridge. Carbon is the basis of life; Silicon is the basis of technology. Elements like Lithium and Magnesium share similar properties

Decreases across a period (increasing nuclear charge pulls electrons closer) and increases down a group. MAIN GROUP CHEMISTRY, (Tutorial Chemistry Texts)