click below
click below
Normal Size Small Size show me how
Physical ScienceAP
Chapter 12 Vocabulary (Periodic Table)
| Vocab. Term | Definition |
|---|---|
| Periodic | Describes something that occurs or repeats at regular intervals. |
| Periodic Law | The law that states that the repeating chemical and physical properties of elements change periodically with the atomic numbers of the elements. |
| Period | In Chemistry, a horizontal row of element in the periodic table. |
| Group | A vertical column of elements in the periodic table; Elements in a group share chemical properties. |
| Alkali metal | One of the elements of Group 1 of the periodic table. |
| Alkaline-earth Metal | One of the elements of Group 2 of the periodic table. |
| Halogen | One of the elements of Group 17 of the periodic table. |
| Noble Gas | One of the element of Group 18 of the periodic table. |