Focusing on 14 common Polyatomic Ions (The S.A. CHEM 1000-1025 List )
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Acetate | show 🗑
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| Carbonate | show 🗑
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| Nitrite | show 🗑
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| Nitrate | show 🗑
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| show | (SO3)-2
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| show | (SO4)-2
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| show | (PO4)-3
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| show | (CrO4)-2
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| show | (Cr2O7)-2
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| Permanganate | show 🗑
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| show | (OH)-1
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| show | (CN)-1
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| show | (HCO3)-1
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| Bisulfite | show 🗑
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| show | (HSO4)-1
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| show | You add a Bi- prefix to the Ionic name and adjust the charge to include the H+1.
Example: Sulfate(-2) becomes Bisulfate(-1).
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| show | (NH4)+1
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| show | (H3O)+1
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| show | They are positive. An easy way to remember is to use the "t" in Cat:
Cat ions
Ca+ ions
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| show | They are negative. An easy way to remember is the "n" in An
aN ion
a(-) ion
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| Name two (+1) Polyatomic Cations. | show 🗑
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| show | Acetate, Nitrate, Nitrite, Permanganate, Hydroxide, Cyanide
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| Name five (-2) Polyatomic Anions. (do not include any of the Bi- Hydrogens) | show 🗑
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| show | Phosphate
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| show | Changes: 1. Its name
Ex:
Sulfite (SO3)-2
Sulfate (SO4)-2
Nitrite (NO2)-1
Nitrate (NO3)-1
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| Adding or subtracting Hydrogen to a Polyatomic Anion changes: 1. Its name 2. Its charge 3. Both its name and charge 4. Neither its name or charge | show 🗑
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
BerScott
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