AP Chem: things to memorize

M (mega)

M (mega)

10^6

k (kilo)

10^3

h (hecto)

10^2

d (deci)

10^-1

c (centi)

10^-2

m (milli)

10^-3

µ (micro)

10^-6

n (nano)

10^-9

p (pico)

10^-12

Sulfate

SO4 2-

Sulfite

SO3 2-

Carbonate

CO3 2-

Chromate

CrO4 2-

Dichromate

Cr2O7 2-

Peroxide

O2 2-

Phosphate

PO4 3-

Phosphite

PO3 3-

Cyanide

CN -

Acetate

C2H3O2 - (CH3COO -)

Hydrogen Carbonate

HCO3 -

Hydrogen Sulfate

HSO4 -

Perchlorate

ClO4 -

Chlorate

ClO3 -

Chlorite

ClO2 -

Hypochlorite

ClO -

Permanganate

MnO4 -

Nitrate

NO3 -

Nitrite

NO2 -

Bromate

BrO3 -

Iodate

IO3 -

Hydroxide

OH -

Ammonium

NH4 +

Silver

Ag +

Zinc

Zn 2+

all compounds containing alkali metal cations and the ammonium ion are

soluble

all compounds containing NO3 -, ClO4 -, ClO3 -, and C2H3O2 - are

soluble

All chlorides, bromides and iodides are soluble except

those containing Ag +, Pb 2+, or Hg 2+

All hydroxides are insoluble except

compounds of the alkali metals or Ca 2+, Sr 2+, or Ba 2+

All compounds containing PO4 3-, S 2-, CO3 2-, and SO3 2- are insoluble except

those that contain alkali metal cations of ammonium ion