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Definition
there must be the same number of positive charges as negitive charges in order for a chemical coumpound to form |
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Definition
both non metal and metals can have ionic bonds they can lose transfer electrons. they are a solid at room temp. their structer is crystal lattice. this has no fumes an ionic bond is soluble. ionic bonds have a high melting point. |
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Definition
only non metals can have covalent bo0nds. they can only share electrons. covalent bonds are either a liquid or a gas at room temp. their structer is a network solid. covalent bonds are in solubel. covalent bonds have low melting point |
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Definition
is a substance that contains two or more chemicaly united elements |
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Definition
tell you wich element is a molicule. |
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Definition
a small number slightly below the line. that number tells you the number of atoms there are of that element in the molicule. |
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