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Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Polyatomic Ion
Chemical Symbol
Ammonium   N(H4)[+]  
🗑
Nitrite   N(O2)[-]  
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Nitrate   N(O3)[-]  
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Sulfite   S(O3)[-2]  
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Sulfate   S(O4)[-2]  
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Hydrogen sulfate/Hydrogen bisulfate   HS(O4)[-]  
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Hydroxide   OH[-]  
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Cyanide   CN[-]  
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Phosphate   P(O4)[-3]  
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Hydrogen phosphate   HP(O4)[-2]  
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Dihydrogen phosphate   (H2)P(O4)[-]  
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Carbonate   C(O3)[-2]  
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Hydrogen carbonate/Hydrogen bicarbonate   HC(O3)[-]  
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Hypochlorite   ClO[-]  
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Chlorite   Cl(O2)[-]  
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Chlorate   Cl(O3)[-]  
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Perchlorate   Cl(O4)[-]  
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Acetate   (C2)(H3)(O2)[-]  
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Permanganate   Mn(O4)[-]  
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Dichromate   (Cr2)(O7)[-2]  
🗑
Chromate   Cr(O4)[-]  
🗑
Peroxide   O2[-]  
🗑


   

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