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Elements
Descriptions of Element Groups
| Term | Definition |
|---|---|
| Group 1: Extremely Reactive, Never found in nature | Alkali Metals |
| Group 2: Reactive, Silver Color, 2 Valence Electrons | Alkaline Earth Metals |
| Group 3-12: Moderate range of Reactivity and Properties, Shiny, Goo conductors of Heat and Electricity | Transition Metals |
| Group 3-12: Bottom of Transition Metals, Shiny and Reactive, #57-71 | Lanthanides |
| Group 3-12: Bottom of Transition Metals, Very Radioactive, Unstable, #89-103 | Actinides |
| Al, Ga, Ge, In, Sn, Sb, Ti, Pb, Bi, Po, Nh, Fl, Mc, Lv, Ts | Metalloids |
| Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorus, Sulfur, Selenium "Elements of Life" | Non-Metals |
| Boron, Silicon, Arsenic, Tellurium | Post-Transition Metals |
| Group 17: Very Reactive Non-metals, Tend to form Salts, Poor conductors of Heat and Electricity | Halogens |
| Group 18: Un-reactive Non-metals, Colorless and Odorless at Room temperature | Noble Gases |
| Element #1: Has 1 Valence Electron, Atomic Number: 1, Atomic Mass: 1.0079, Part of the "Elements of Life" | Hydrogen |