chem definitions 2: solubility + memorise

\~ means solubility

glucose

C₆H₁₂O₆

silver

Ag⁺

ammonium

NH₄⁺

zinc

Zn²⁺

hydroxide

OH⁻

nitrate

NO₃⁻

nitrite

NO₂⁻

manganate (VII)

MnO₄⁻

sulfate

SO₄²⁻

carbonate

CO₃²⁻

dichromate/dichromate (VI)

Cr₂O₇²⁻

phospate

PO₄³⁻

grp 1 metal ions\~

all soluble

ammonium\~

all soluble

nitrates\~

all soluble

grp 17 ions (halides)\~

insoluble:

Ag⁺, Pb²⁺

sulfate\~

insoluble:

calcium, barium, lead (II)

oxides, hydroxides, carbonates\~

barium, grp 1, ammonium