chapter 4 Word Scramble
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Question | Answer |
chemical bond | is a force that holds two or more atoms together |
valence electrons | is an outermost electron of an atom that participates in chemical bonding |
electrons dot diagram | a model hat represents valence electrons in an atom as dots around the elements chemical symbol |
covalent bond | is a chemical bond formed when two atoms share one or more pairs of valence electrons |
molecule | is a group of atoms held together by covalent bonding that acts as an independent unit |
polar moleule | a molecule that has a partial positive end and a partial negative end because of unequal sharing of electrons |
chemical formula | is a group of chemical symbols and numbers that represents the elements |
ion | is an atom that is no longer electricity neutral because it has lost or gained valence electrons |
ionic | the attraction between positively and negatively charged ions |
metallic bond | is a bond formed when many metal atoms share their pooled valence electrons |
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