Talk:The periodic table/Periodic Trends

Common Polyatomic Ions
-ate is positive while -ite is negative. The number of constants = oxygen number; the number of vowels = charge.


 * NICK (Nitrate)
 * the
 * CREEPY (Chromate)
 * CAMEL (Carbonate)
 * -ATE
 * CLAM (Chlorate)
 * SUPPER (Sulfate)
 * in
 * PHOENIX (Phosphate)

Carbon

 * Carbonate - CO32-
 * Hydrogen Carbonate - HC3-1

Nitrogen

 * Nitrate - NO3-1
 * Nitrite - NO2-1

Sulfur

 * Sulfate - SO42-
 * Sulfite - SO32-


 * Thiosulfate - S2O32-
 * Hydrogen sulfate (bisulfate) - HSO4-1
 * Hydrogen sulfite (bisulfite) - HSO3-1

Chlorine

 * Perchlorate - CIO4-1
 * Chlorate - CIO3-1
 * Chlorite - CIO2-1
 * Hypochlorite - CIO-1

Phosphorus

 * Phosphate - PO43-
 * Phosphite - PO33-
 * Hydrogen Phosphate - HPO42-
 * Dihydrogen phosphate - H2PO4-1

Oxygen

 * Hydroxide - OH-1
 * Peroxide - O22-

Organics

 * Acetate - C2H3O2-1
 * Oxalate - C2O42-

Cyanide

 * Cyanide - CN-1
 * Cyanate - OCN-1
 * Thiocyanate - SCN-1

Cations

 * Ammonium - NH4+
 * Hydronium - H3O+
 * Mercury - Hg22+

Metal Oxyanions

 * Chromate - CrO42-
 * Dichromate - Cr2O72-
 * Permanganate - MnO4-1