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This is a combination of symbols that shows the ratio of elements in a compound. Ex: H2O
This tells you the # of atoms present for the element and is located to the right of the # in a formula unit. EX: There are 2 atoms of Hydrogen (H) in the formula unit H2O
For an ionic compound, the name of the ______ ion comes first, followed by the name of the Anion.
The electrons responsible for an atom's chemical behavior are called ______________.
The seven elements that naturally have 2 atoms share electrons. These elements are Br, I, N, Cl, H, O, and F
Gilbert Lewis invented the method of identifying the # of valence electrons an element can make a bond called __________
Which atom does not make a diatomic molecule?
1) Oxygen (O)
2) Nitrogen (N)
3) Boron (B)
4) Bromine (Br)
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