How can we help?

You can also find more resources in our Help Center.

common polyatomic ions

STUDY
PLAY
ammonium
NH₄⁺¹
hydronium
H₃O⁺¹/H⁺¹
acetate
C₂H₃O₂⁻¹
chlorate
CLO₃⁻¹
hydroxide
OH⁻¹
nitrate
NO₃¹⁻
nitrite
NO₂⁻¹
bicarbonate
HCO₃¹⁻
carbonate
CO₃²⁻
sulfate
SO₄²⁻
sulfite
SO₃²⁻
phosphate
PO₄³⁻