Chemical Bonds

CHEM 102 - CHP 6

Why do atoms bond with one another?

1. to achieve lowest possible energy state

2. to achieve greater stability

What is an ionic bond?

1. metal + non-metal

2. complete transfer of electron

3. results in lattice structure

how do you name a binary ionic bond?

cation + anion + ide

Fe³+

Iron (III)

Fe²+

Iron (II)

Hg2²+

Mercury (I)

NH4^+

Ammonium

NO2^-

Nitrite

NO3^-

Nitrate

SO3²-

Sulfite

So4²-

Sulfate

HSO4^-

Hydrogen Sulfate (bisulphate)

OH^-

Hydroxide

CN^-

Cyanide

PO4³-

Phosphate

HPO4²-

Hydrogen phosphate

NCS^- or SCN^-

Thiocyanate

CO3²-

Carbonate

HCO3^-

Hydrogen Carbonate (bicarbonate)

ClO^- or OCl^-

Hypochlorite

ClO2^-

Chlorite

ClO3^-

Chlorate

ClO4^-

Perchlorate

C2H3O2^-

Acetate

MnO4^-

Permanganate

Cr2O7²-

Dichromate

CrO4²-

Chromate

O2²-

Peroxide

C2O4²-

Oxalate

S2O3²-

Thiosulfate