ScienceTermsChapter2 Word Scramble
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Term | Definition |
alkali metals | Group 1 metallic elements (Lithium, sodium, potassium, rubidium, cesium, francium) are all strongly reactive soft, low-density metals |
alkaline earth metals | Group 2 elements (beryllium, magnesium, calcium, strontium, barium, radium) are all reactive soft, low-density metals |
atomic mass | the mass of an average atom of an element |
atomic number | the number of protons in each atom of an element |
Bohr model | the diagram of the atom that describes the arrangement of subatomic particles |
chemical symbol | international symbols for each element consisting of one or two letters |
electron shell | regions surrounding the nucleus of an atom in which electrons move |
halogens | Group 17 non-metallic elements (fluorine, Chlorine, bromine, iodine, astatine) |
metal | elements that are good conductors of heat and electricity |
metalloid | elements that share some properties with metals and some properties with non-metals |
multiple ion charge | a character of elements that can form ions in more than one way |
noble gases | Group 18 elements (Helium, neon, argon, krypton, xenon, radon) |
non-metal | elements that are typically poor conductors of heat and electricity |
valence electron | electrons in the outer shell of the atom which determine its ability to combine with another atom |
valence shell | the outermost electron shell |
Created by:
JaxsonG
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