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atoms
words
| Term | Definition |
|---|---|
| malleable | able to be hammered or pressed permanently out of shape without breaking or cracking |
| luster | to shine |
| ductile | able to be drawn out into a thin wire |
| corrosile | tending to cause corrosion |
| density | the degree of compactness of a substance |
| noble gases | helium, neon, argon, krypton, xenon, and radon |
| transitional | relating to or characteristic of a process or period of transition |
| alkaline earth metals | they are reactive metals found on earth |
| alkali metal | any of the elements lithium sodium, potassium |
| halogens | any of the elements fluorine, chlorine, bromine |
| atom | the basic unit of a chemical element |
| element | a part or aspect of something abstract, esp. one that is essential or characteristic |
| proton | a stable subatomic particle occurring in all atomic nuclei, with a positive electric |
| electron | a stable subatomic particle with a charge of negative electricity |
| neutron | a subatomic particle of about the same mass as a proton but without an electric charge |