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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 |