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periodic table(: <3
the terms
| Question | Answer |
|---|---|
| Periodic | descirbes 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 elements in the periodic table |
| Group | a verticle column of elements in the periodic table; elements in a group share chemical properties |
| Alkali Metals | one of the elements of Group 1 of the perodic table |
| Alkaline-earth Metal | one of the elements of Group 2 of the periodic table |
| Halogen | on of the elements of Group 17 of the periodic table |
| Noble Gasesone | one of the elements if Group 18 of the periodic table. |