Ions Reference Handout

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Ions Reference

Cations		Anions
Aluminum	Al³⁺	Bromide	Br^-
Ammonium	NH₄⁺	Carbonate	CO₃^2-
Barium	Ba²⁺	Chlorate	ClO₃^-
Cadmium	Cd²⁺	Chloride	Cl^-
Calcium	Ca²⁺	Chromate	CrO₄^2-
Cesium	Cs⁺	Cyanide	CN^-
Chromium(III) chromic	Cr³⁺	Dichromate	Cr₂O₇^2-
Cobalt(II) cobaltous	Co²⁺	Dihydrogen Phosphate	H₂PO₄^-
Copper(I) cuprous	Cu⁺	Fluoride	F^-
Copper(II) cupric	Cu²⁺	Hydride	H^-
Hydrogen	H⁺	Hydrogen Carbonate bicarbonate	HCO₃^-
Iron(II) ferrous	Fe²⁺	Hydrogen phosphate	HPO₄^2-
Iron(III) ferric	Fe³⁺	Hydrogen sulfate bisulfate	HSO₄^-
Lead(II) plumbous	Pb²⁺	Hydroxide	OH^-
Lithium	Li⁺	Iodide	I^-
Magnesium	Mg²⁺	Nitrate	NO₃^-
Manganese(II) manganous	Mn²⁺	Nitride	N^3-
Mercury(I) mercurous	Hg₂²⁺	Nitrite	NO₂^-
Mercury(II)	Hg²⁺	Oxide	O^2-
Potassium	K⁺	Permanganate	MnO₄^-
Silver	Ag⁺	Peroxide	O₂^2-
Sodium	Na⁺	Phosphate	PO₄^3-
Strontium	Sr²⁺	Sulfate	SO₄^2-
Tin(II) stannous	Sn²⁺	Sulfide	S^2-
Tin(IV) stannic	Sn⁴⁺	Sulfite	SO₃^2-
Zinc	Zn²⁺	Thiocyanate	SCN^-

Greek Prefixes

Mono-
Di-
Tri-
Tetra-
Penta-
Hexa-
Hepta-
Octa-
Nona-
Deca-

Common Acids
HCl Hydrochloric Acid
H₂SO₄ Sulfuric Acid
HNO₃ Nitric Acid
HC₂H₃O₂ Acetic Acid
H₃PO₄ Phosphoric Acid

The Most Common Polyatomic Ions
C₂H₃O₂^- Acetate     NH₄⁺ Ammonium
CN^- Cyanide     NO₃^- Nitrate     CO₃^2- Carbonate
OH^- Hydroxide     SO₄^2- Sulfate
PO₄^3- Phosphate     HCO₃^- hydrogen carbonate
                                   (bicarbonate)

Common Compounds
H₂O Water
NH₃ Ammonia
CH₄ Methane
C₂H₅OH or CH₃CH₂OH or C₂H₆O Ethanol

This page is useful with the Group Activity: Chemical Formulas and Compounds
Last updated: Apr 18, 2007 Home