List of Ions to Memorize

Honors Chemistry Name ______

List of Polyatomic Ions to Memorize Date _____/_____/_____ Period _____

You will be expected to correctly write the formula and charge for the following polyatomic ions, when given the names, for the polyatomic ion quiz.

1.  Ammonium (NH4)+1

2.  Acetate (C2H3O2)-1

3.  Hypochlorite (ClO)-1

Hypofluorite (FO)-1

Hypobromite (BrO)-1

Hypoiodite (IO)-1

4.  Chlorite (ClO2)-1

Fluorite (FO2)-1

Bromite (BrO2)-1

Iodite (IO2)-1

5.  Chlorate (ClO3)-1

Fluorate (FO3)-1

Bromate (BrO3)-1

Iodate (IO3)-1

6.  Perchlorate (ClO4)-1

Perfluorate (FO4)-1

Perbromate (BrO4)-1

Periodate (IO4)-1

7.  Bicarbonate or (HCO3)-1

Hydrogen carbonate

8.  Hydroxide (OH) -1

9.  Cyanide (CN) -1

10.  Nitrite (NO2) -1

Nitrate (NO3) -1

11.  Permanganate (MnO4) -1

12.  Carbonate (CO3)-2

13.  Chromate (CrO4) -2

Dichromate (Cr2O7) -2

14.  Oxalate (C2O4) -2

15.  Sulfite (SO3) -2

Sulfate (SO4) -2

16.  Phosphite (PO3) -3

Phosphate (PO4) -3