chemical formula

• CaCO3 is Calcium carbonate
• hydrogen oxide is H2O
• Baking soda is NaHCO3
• Methane is natural gas
• sodium is Na+
• Potassium is K+
• (COOH)2 is Ethanedioic acid
• KNO3 is Potassium nitrate
• CuSO4 is Copper(II)Sulfate
• NaNO3 is sodium nitrate
• Mn7+ is Manganese(VII)
• Li+ is Lithium
• H3O+ = oxonium
• H+ is hydrogen
• Cr6+ is Chromium(VI)
• Fe2+ is Iron(II)
• Al3+ is Aluminium