NC physical science Word Scramble
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Question | Answer |
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 |
What property is used to arrange elements in the periodic table | elements are arranged based on increasing atomic mass |
Period | a horizontal row of elements in the periodic table |
Group | a vertical column of elements in the periodic table |
Group 1 | Alkali metals |
Group 2 | Alkaline-Earth metals |
Group 3-12 | Transition Metals |
Group 13 | Boron |
Group 14 | Carbon |
Group 15 | Nitrogen |
Group 16 | Oxygen |
Group 17 | Halogens |
Group 18 | noble gas |
Why are noble gases unreactive | Atoms of noble gases have a full set of electrons in their outer level |
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