Polyatomic Ions

A set of vocabulary flashcards for common polyatomic ions organized by their charges ($$-1$$, $$-2$$, $$-3$$, and $$+1$$) based on the lecture notes.

$$H_2PO_4$$

Dihydrogen phosphate (Charge: $-1$)

$$C_2H_3O_2$$

Acetate (Charge: $-1$)

$$HSO_3$$

Hydrogen sulfite (Charge: $-1$)

$$HSO_4^*$$

Hydrogen sulfate (Charge: $-1$)

$$HCO_3$$

Hydrogen carbonate (Charge: $-1$)

$$NO_2$$

Nitrite (Charge: $-1$)

$$NO_3^*$$

Nitrate (Charge: $-1$)

$$CN^-$$

Cyanide (Charge: $-1$)

$$OH^-$$

Hydroxide (Charge: $-1$)

$$MnO_4$$

Permanganate (Charge: $-1$)

$$ClO$$

Hypochlorite (Charge: $-1$)

$$ClO_2$$

Chlorite (Charge: $-1$)

$$ClO_3$$

Chlorate (Charge: $-1$)

$$ClO_4$$

Perchlorate (Charge: $-1$)

$$HPO_4^2$$

Hydrogen phosphate (Charge: $-2$)

$$C_20_4^2$$

Oxalate (Charge: $-2$)

$$SO_3^2$$

Sulfite (Charge: $-2$)

$$SO_4^2$$

Sulfate (Charge: $-2$)

$$CO^2$$

Carbonate (Charge: $-2$)

$$CrO_4^2$$

Chromate (Charge: $-2$)

$$Cr_2O_7^2$$

Dichromate (Charge: $-2$)

$$SiO_3^2$$

Silicate (Charge: $-2$)

$$PO_3^{-3}$$

Phosphite (Charge: $-3$)

$$PO_4^{-3}$$

Phosphate (Charge: $-3$)

$$NHA$$

Ammonium (Charge: $+1$)