Oxidation States and Charges in Ionic Compounds
In the following questions, describe the oxidation state of each element when it forms an ionic
compound:
1) oxygen:
2) beryllium:
3) boron:
4) magnesium:
5) chlorine:
6) sulfur:
7) phosphorus:
8) potassium:
What charge do each of the following ions have?
9) acetate ion:
10) nitrate ion:
11) phosphate ion:
12) sulfide ion:
13) sulfite ion:
14) carbonate ion:
15) chloride ion:
16) ammonium ion:
17) calcium ion:
18) bicarbonate ion:
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