Ions and the Periodic Table Lecture Notes

Vocabulary flashcards covering common monoatomic and polyatomic ions, including metals with invariant and variable charges, as presented in the 'Ions and the Periodic Table' lecture notes.

Cation

A positively charged ion.

Anion

A negatively charged ion.

Lithium ion

Li+, a Group 1A metal ion with an invariant charge.

Sodium ion

Na+, a Group 1A metal ion with an invariant charge.

Potassium ion

K+, a Group 1A metal ion with an invariant charge.

Rubidium ion

Rb+, a Group 1A metal ion with an invariant charge.

Cesium ion

Cs+, a Group 1A metal ion with an invariant charge.

Beryllium ion

Be2+, a Group 2A metal ion with an invariant charge.

Magnesium ion

Mg2+, a Group 2A metal ion with an invariant charge.

Calcium ion

Ca2+, a Group 2A metal ion with an invariant charge.

Strontium ion

Sr2+, a Group 2A metal ion with an invariant charge.

Barium ion

Ba2+, a Group 2A metal ion with an invariant charge.

Aluminum ion

Al3+, a Group 3A metal ion with an invariant charge.

Zinc ion

Zn2+, a metal ion with an invariant charge.

Scandium ion

Sc3+, a metal ion with an invariant charge.

Silver ion

Ag+, a metal ion with an invariant charge.

Chromium(II) ion

Cr2+, a transition metal ion with a variable charge.

Chromium(III) ion

Cr3+, a transition metal ion with a variable charge.

Iron(II) ion

Fe2+, a transition metal ion with a variable charge.

Iron(III) ion

Fe3+, a transition metal ion with a variable charge.

Cobalt(II) ion

Co2+, a transition metal ion with a variable charge.

Cobalt(III) ion

Co3+, a transition metal ion with a variable charge.

Copper(I) ion

Cu+, a transition metal ion with a variable charge.

Copper(II) ion

Cu2+, a transition metal ion with a variable charge.

Tin(II) ion

Sn2+, a metal ion with a variable charge.

Tin(IV) ion

Sn4+, a metal ion with a variable charge.

Mercury(I) ion

Hg2^2+, a metal ion with a variable charge, featuring a dimeric structure.

Mercury(II) ion

Hg2+, a metal ion with a variable charge.

Lead(II) ion

Pb2+, a metal ion with a variable charge.

Lead(IV) ion

Pb4+, a metal ion with a variable charge.

Fluoride

F-, a monoatomic anion of Fluorine.

Chloride

Cl-, a monoatomic anion of Chlorine.

Bromide

Br-, a monoatomic anion of Bromine.

Iodide

I-, a monoatomic anion of Iodine.

Oxide

O2-, a monoatomic anion of Oxygen.

Sulfide

S2-, a monoatomic anion of Sulfur.

Nitride

N3-, a monoatomic anion of Nitrogen.

Phosphide

P3-, a monoatomic anion of Phosphorus.

Acetate

C2H3O2-, a common polyatomic anion.

Carbonate

CO3^2-, a common polyatomic anion.

Hydrogen Carbonate

HCO3- (bicarbonate), a common polyatomic anion.

Hydroxide

OH-, a common polyatomic anion.

Nitrite

NO2-, a common polyatomic anion.

Nitrate

NO3-, a common polyatomic anion.

Hypochlorite

ClO-, a common polyatomic anion.

Chlorite

ClO2-, a common polyatomic anion.

Chlorate

ClO3-, a common polyatomic anion.

Perchlorate

ClO4-, a common polyatomic anion.

Permanganate

MnO4-, a common polyatomic anion.

Chromate

CrO4^2-, a common polyatomic anion.

Dichromate

Cr2O7^2-, a common polyatomic anion.

Phosphate

PO4^3-, a common polyatomic anion.

Hydrogen phosphate

HPO4^2-, a common polyatomic anion.

Dihydrogen phosphate

H2PO4-, a common polyatomic anion.

Sulfite

SO3^2-, a common polyatomic anion.

Hydrogen sulfite

HSO3- (bisulfite), a common polyatomic anion.

Sulfate

SO4^2-, a common polyatomic anion.

Hydrogen sulfate

HSO4- (bisulfate), a common polyatomic anion.

Cyanide

CN-, a common polyatomic anion.

Peroxide

O2^2-, a common polyatomic anion.

Ammonium

NH4+, the only common polyatomic cation listed.