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Sec.3-3 & 3-4 Vocab
Sec.3-3 & 3-4 Vocab Terms
| Term | Definition |
|---|---|
| diatomic molecule | A molecule composed of two atoms of the same element. |
| halogen family | Elements in family or group #17 in the periodic table. They are the most reactive group of nonmetals in the table. |
| metalloid/semimetal | An element that has some properties of metals and some properties of nonmetals. |
| noble gas/inert gas | An element in family or group 18 of the periodic table. They are very non-reactive. |
| nonmetal | Elements that have properties that are the opposite properties of metals (ie. poor conductors of heat & electricity. |
| semiconductor | An element that can conduct electricity under certain conditions. |
| nuclear fusion | The process in which smaller nuclei combine into larger nuclei, forming heavier elements. This process occurs naturally on the Sun. |
| plasma | A state of matter in which atoms are stripped of their electrons and the nuclei are packed close together. It is the most abundant form of matter in the universe. |
| supernova | An explosion of a massive star, reaching temperatures of 1 billion degrees celcius. |
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LarryMoran