Chemistry 101 - Common Anions

1. What is the name of CN⁻?

Chromate Dichromate Cyanide Chloride

2. What is the name of SCN⁻?

Sulphite Thiocyanate Sulphate Sulfide

3. What is the name of N³⁻?

Nitride Ammonium Nitrite Nitrate

4. What is the formula for Oxide?

SO₄²⁻ O²⁻ O₂²⁻ OH⁻

5. What is the name of HPO₄²⁻?

Di-Hydrogen Phosphate Hydrogen Phosphate Sulfate Phosphate

6. What is the formula for Hydroxide?

HPO₄²⁻ O²⁻ H₂PO₄⁻ OH⁻

7. What is the formula for Chromate?

CN⁻ CrO₄²⁻ Cl⁻ Cr₂O₇²⁻

8. What is the formula for Chlorate?

ClO₃⁻ CrO₄²⁻ Cl⁻ CO₃²⁻

9. What is the name of PO₄³⁻?

Phosphide Sulfide Sulfate Phosphate

10. Which anion has the formula Br⁻?

Chromate Bicarbonate Chlorate Bromide

11. What is the formula for Peroxide?

O₂²⁻ SO₄²⁻ PO₄³⁻ O²⁻

12. What is the name of MnO₄⁻?

Permanganate Sulfate Phosphate Peroxide

13. What is the formula for Dichromate?

CN⁻ CrO₄²⁻ Cr₂O₇²⁻ Cl⁻

14. Which anion is Cl⁻?

Chlorate Chromate Cyanide Chloride

15. What is the name of I⁻?

Iodine Nitrite Nitrate Iodide

16. What is the formula for Sulphate?

SCN⁻ SO₄²⁻ S²⁻ SO₃²⁻

17. What is the formula for Nitrite?

NH₄⁺ NO₂⁻ N³⁻ NO₃⁻

18. What is the name of the anion with the formula HCO₃⁻?

Bisulphate Bicarbonate Chloride Carbonate

19. What is the formula for Bisulphate?

Cl⁻ SO₄²⁻ HSO₄⁻ HCO₃⁻

20. What is the name of CO₃²⁻?

Sulfate Chlorate Phosphate Carbonate

21. What is the name of S²⁻?

Sulphate Sulfide Thiocyanate Sulphite

22. What is the formula for Nitrate?

NO₂⁻ N³⁻ NO₃⁻ NH₄⁺

23. What is the formula for Sulphite?

S²⁻ SCN⁻ SO₃²⁻ SO₄²⁻

24. What is the name of H₂PO₄⁻?

Hydrogen Phosphate Sulfate Di-Hydrogen Phosphate Phosphate

25. What is the formula for Fluoride?

F⁻ Cl⁻ I⁻ Br⁻