Chem compounds

Carbonic Acid

(In groundwater, acid rain, and carbonated drinks)

Formula: H2CO3 (aq)

Hydrochloric Acid

Stomach Acid; muriatic acid
 Formula: HCl (aq)

Nitric Acid

(In groundwater, acid rain, and carbonated drinks)
 Formula: HNO3 (aq)

Phosphoric Acid

(an acid in acid rain; basis for some explosives)
 Formula: H3PO4 (aq)

Sulfuric Acid

(Used in some home cleaning products; Battery Acid)
 Formula: H2SO4 (aq)

Hydrofluoric Acid

Formula: HF (aq)

Perchloric Acid

Formula: HClO4 (aq)

Nitrous Acid

Formula: HNO2 (aq)

Chloric Acid

Formula: HClO3 (aq)

Chlorous Acid

Formula: HClO2 (aq)

Hypochlorous Acid

Formula: HClO (aq)

Cyanic Acid

Formula: HCN (aq)

Sulfurous Acid

Formula: H2SO3 (aq)

Citric Acid

Formula: C6H8O7 (aq)

Nitrogen

(primary component of air; raw material for producing ammonia)
 Formula: N2 (g)

Oxygen

(second major component of air)
 Formula: O2 (g)

Argon

(third major component of air)
 Formula: Ar (g)

Carbon Dioxide

(Combustion product of hydrocarbon fuels, including food being digested)
 Formula: CO2 (g)

Ozone

(In ozone layer, pollutant created when electric current passes through oxygen)
 Formula: O3 (g)

Water

(Humidity; water vapor; steam)
 Formula: H2O (g)

Fluorine

(Too reactive to occur as individual atoms)
 Formula: F2 (g)

Chlorine

(Bactericide; WWII gas warfare agent)
 Formula: Cl2 (g)

Bromine

Formula: Br2 (l)

Iodine

(Bactericide; usually made by dissolving Iodine in water)
 Formula: I2 (aq)

Acetic Acid

Vinegar
 Formula: CH3COOH (aq)

Ammonia

(A base; basis of all synthetic fertilizers, and so an exceedingly important agrichemical)
 Formula: NH3 (g)

Hydrogen

(Raw material for the production of ammonia)
 Formula: H2 (g)

Hydrogen Peroxide Solution

Peroxide (often used as a disinfectant; also used as a bleach because of its oxidizing power)
 Formula: H2O2 (aq)

Methane

Natural gas (Major energy source in the United States of America)
 Formula: CH4 (g)

Butane

(Major component of lighters)
 Formula: C4H10 (g)

Octane

(Major component of gasoline)
 Formula: C8H18 (l)

Silicon Dioxide

Quartz (also beach sand; essential to life on earth)
 Formula: SiO2 (s)

Water

(major constituent of cells and extracellular fluids; Ice; snow; hail)
 Formula: H2O (s)

Water

Ice; snow; hail (visible part of very high clouds or contrails)

Formula: H2O (s)

Ammonium Hydroxide

Household ammonia; ammonia water

Formula: NH4OH (aq)

Sodium Bicarbonate

Baking soda

Formula: NaHCO3 (s)

Sodium Hydroxide

Lye; drain cleaner

Formula: NaOH (aq)

Sodium Hypochlorite

Household bleach

Formula: NaClO (aq)

Calcium Carbonate

Limestone (also seashells, marbles, pearls)

Formula: CaCO3 (s)

Iron (III) oxide

Rust

Formula: Fe2O3 (s)

Sodium Chloride

Table salt; rock salt

Formula: NaCl (s)