Polyatomic Atoms & Midterm 1

Ammonium

NH4+

cyanide

CN−

Hydroxide

OH-

Acetate

C2H3O2−

Perchlorate

ClO4−

chlorate

ClO3−

chlorite

ClO2−

hypochlorite

ClO-

nitrate

NO3-

nitrite

NO2-

carbonate

CO32-

chromate

CrO4^2-

dichromate

Cr2O7²-

Sulfate

SO4²-

Sulfite

SO3²-

phosphate

PO4³-

phosphite

PO3³-

hypobromite

BrO-

Bromite

BrO2-

Bromate

BrO3-

hypoiodite

IO-

iodite

IO2-

iodate

IO3-

periodate

IO4-

Strong Acids

HCl, HBr, HI, HClO4, H2SO4, HNO3

Strong Base

LiOH, NaOH, KOH, RbOH, CsOH, Ba(OH)2, Sr(OH)2, Ca(OH)2

soluble ionic compounds

NAG SAG (nitrates, acetates, group 1, sulfates, ammonium, group 17)

exceptions for soluble ionic compounds

PMS (lead mercury and silver) = sulfates and group 17 Castro Bear (calcium strontium and barium) sulfates

insoluble ionic compounds

Sulfides, carbonate, phosphate, and hydroxide

exceptions for insoluble compounds

sulfide and hydroxide group 1 and castro bear / carbonates and phosphates group 1 / all ammonium