Symbol List

Symbols Formulas and Names

Creat flash cards for each substance listed below.

On one side - name and atomic number (if an element)

On side two - symbol or formula, including charge if an ion

Elements to Memorize - atomic number required ONLY for 1-20 and Uranium

elements in blue are new to this list - elements in black have been on previous lists.

Yes - Spelling Counts

  • hydrogen
  • helium
  • lithium
  • beryllium
  • boron
  • carbon
  • nitrogen
  • oxygen
  • fluorine
  • neon
  • sodium
  • magnesium
  • aluminum
  • silicon
  • phosphorus
  • sulfur
  • chlorine
  • argon
  • potassium
  • calcium
  • titanium
  • chromium
  • manganese
  • iron
  • cobalt
  • nickel
  • copper
  • zinc
  • arsenic
  • bromine
  • strontium
  • silver
  • tin
  • antimony
  • iodine
  • xenon
  • cesium
  • barium
  • platinum
  • gold
  • mercury
  • lead
  • radon
  • uranium
  • plutonium

Compounds - Know the following compounds by formula and name

  • H2O - water
  • CO2 - carbon dioxide
  • CH4 - methane
  • NaCl - sodium chloride (table salt)
  • NH3 - ammonia
  • C6H12O6 - sugar (glucose)
  • C12H22O11 - sugar (sucrose)

Polyatomic Ions. These ions are made of many atoms, yet act as one unit in chemical reactions. Know the formula, name and charge of each.

ammonium - NH41+
  • acetate C2H3O21-
  • cyanide CN1-
  • hydroxide OH1-
  • nitrate NO31-
  • nitrite NO2 1-
  • Chlorate ClO31-
  • bicarbonate HCO31- (also called hydrogen carbonate)

carbonate CO32-

sulfate SO42-

Sulfite SO32-

Phosphate PO43-