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5-1 "How Atoms form Compounds" Vocabulary
N/A
12
Chemistry
8th Grade
03/02/2011

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Term
compound
Definition
a pure substance that contains two or more elements
Term
chemical formula
Definition
formula that contains atomic symbols and subscripts to show the elements and the number of atoms of each element that combine to form a compound
Term
molecule
Definition
a neutral particle that forms as a result of electron sharing
Term
chemical bond
Definition
a force that holds the atoms together in a compound
Term
ionic bond
Definition
an electrical atraction between positively and negatively charged ions in an ionnic compound
Term
symbol
Definition
something that stands for or suggests something
Term
Lewis Dot diagrams
Definition
a diagram that represents atoms and their valence electrons
Term
valence electron
Definition
the electrons in an atom's outermost energy level
Term
covalent bond
Definition
a chemical bond formed when atoms share electrons
Term
organic compound
Definition
covalent compound containing carbon atoms
Term
double bond
Definition
bond that consists of two shared pairs of electrons
Term
triple bond
Definition
bond that contains three shared pairs of electrons
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