AP Chemistry Unit 4 Memorization

Includes charge of common polyatomic ions, solubility rules, etc. to help with unit 4 of AP Chemistry (chemical reactions).

Carbonate

CO3^-2

Hydrogen Carbonate

HCO3^-1

Chlorate

ClO3^-1

Hydroxide

OH^-1

Peroxide

O2^-2

Nitrate

NO3^-1

Nitrite

No2^-1

Permanganate

MnO4^-1

Sulfate

SO4^-2

Sulfite

SO3^-2

Phosphate

PO4^-3

The following are:

• Generally group 1 alkali metals (Na+, Li+, K+)

• Ammonium (NH4)^+1

• Nitrate (NO3)^-1

soluble in water