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Chemisty Valencies
The valencies to remember in Chemistry.
Question | Answer |
---|---|
Hydrogen | H+1 |
Sodium | Na+1 |
Potassium | K+1 |
Copper I | Cu+1 |
Silver | Ag+1 |
Ammonium | NH4+1 |
Calcium | Ca+2 |
Magnesium | Mg+2 |
Barium | Ba+2 |
Copper II | Cu+2 |
Iron II | Fe+2 |
Zinc | Zn+2 |
Lead | Pb+2 |
Aluminium | Al+3 |
Iron III | Fe+3 |
Chromium III | Cr+3 |
Chloride | Cl-1 |
Fluoride | F-1 |
Bromide | Br-1 |
Iodide | I-1 |
Hydroxide | OH-1 |
Nitrate | NO3-1 |
Nitrite | NO2-1 |
Ethanoate (Acetate) | CH3COO-1 |
Hydrogen Carbonate (bicarbonate) | HCO3-1 |
Oxide | O-2 |
Sulfide | S-2 |
Carbonate | CO3-2 |
Sulfate | SO4-2 |
Sulfite | SO3-2 |
Nitride | N-3 |
Phosphide | P-3 |
Phosphate | PO4-3 |