Compounds {binary compound} {diatomic compound} can have two different elements. Hydrofluoric acid, for glass etching, is HF. The strong acid hydrochloric acid is HCl.
Table salt is NaCl. Sodium fluoride toothpaste compound is NaF. Sodium-bromide stomach soother is NaBr. Sodium iodide iodizing salt is NaI. Potassium chloride salt substitute is KCl.
Poisonous colorless odorless carbon monoxide gas is CO. The poisonous gas nitric oxide is NO. Calcium oxide, lime fertilizer, is CaO. Bronze green color, cupric oxide, is CuO. The solid used in flat stovetops, magnesium oxide, is MgO.
Compounds {triatomic compound} can have three atoms.
Water is H2O [2 is subscript].
Colorless odorless carbon dioxide gas, from burning, is CO2 [2 is subscript].
Inefficient burning makes nitrogen dioxide gas, NO2 [2 is subscript]. The colorless anesthetic gas nitrous oxide is N2O [2 is subscript].
Gas with rotten egg smell, hydrogen sulfide, is H2S [2 is subscript]. The irritating gas for preserving food and for refrigeration, sulfur dioxide, is SO2 [2 is subscript].
Lye or sodium hydroxide strong base is NaOH. The strong base potassium hydroxide is KOH. Milk of magnesia or magnesium hydroxide antacid is MgOH. Slaked lime mortar, calcium hydroxide, is CaOH.
Potash or potassium oxide fertilizer is K2O [2 is subscript].
Calcium chloride drying agent is CaCl2 [2 is subscript], for icy roads.
Black silver tarnish, silver oxide, is Ag2O [2 is subscript].
Hydrogen cyanide poisonous gas is HCN. Silicon-oxide glass is SiO2 [2 is subscript].
Black car-battery-terminal coating, lead oxide, is PbO2 [2 is subscript].
Bleach or sodium hypochlorite is NaClO.
Compounds {polyatomic compound} can have more than three atoms.
organic
Natural gas or methane is CH4 [4 is subscript]. Artificial gas or propane is C3H8 [3 and 8 are subscripts]. Lighter fluid or butane is C4H10 [4 and 10 are subscripts].
Carbon tetrachloride solvent is CCl4 [4 is subscript]. Chloroform anesthetic is CH3Cl [3 is subscript].
The strong base-forming gas ammonia is NH3 [3 is subscript].
Hydrogen peroxide disinfectant is H2O2 [2 is subscript].
iron
Rust or iron oxide is Fe2O3 [2 and 3 are subscripts]. Magnetite iron ore, iron (II) oxide, is FeO. Hematite iron ore, iron (III) oxide, is Fe2O3 [2 and 3 are subscripts].
calcium
Limestone, chalk, and the cement ingredient calcium carbonate is CaCO3 [3 is subscript]. Calcium phosphate bone mineral is Ca3(PO4)2 [3 and 2 are subscripts]. Plaster of paris or calcium sulfate is CaSO4 [4 is subscript].
sodium
Baking soda or sodium bicarbonate is NaHCO3 [3 is subscript]. Soda ash or sodium carbonate is Na2CO3 [2 and 3 are subscripts]. The fixer for photographic solutions, sodium thiosulfate, is NaHSO4 [4 is subscript].
alkali metals
The gunpowder and meat-curing salt saltpeter or potassium nitrate is KNO3 [3 is subscript].
The manic-depressive treatment lithium carbonate is Li2CO3 [2 and 3 are subscripts]. Lithium dialkylamides remove protons in chemical reactions.
Magnesium hydroxide antacid is Mg(OH)2 [2 is subscript]. The laxative, tanning, and dyeing compound Epsom salts or magnesium sulfate is MgSO4 [4 is subscript].
The compound used for GI tract x-rays, barium sulfate, is BaSO4 [4 is subscript].
boron
The compound used in heatproof glass, boron oxide, is B2O3 [2 and 3 are subscripts]. Boron nitride abrasive is BN3 [3 is subscript]. Borax detergent ingredient is B(C2H2O2)3 [2 and 3 are subscripts]. The abrasive carborundum or boron carbide is BC3 [3 is subscript].
aluminum
The treatment for canker sores, and compound for water purification, alum, aluminum potassium sulfate, is AlK(SO4)2 [4 and 2 are subscripts]. The white layer coating aluminum is aluminum oxide, Al2O3 [2 and 3 are subscripts], used in ceramics and abrasives. Aluminum hydroxide antacid is Al(OH)3 [3 is subscript].
copper
The blue compound copper sulfate is CuSO4 [4 is subscript]. The green compound copper chloride is CuCl2 [2 is subscript].
silver
Silver nitrate silver-plating salt is AgNO3 [3 is subscript].
5-Chemistry-Inorganic-Chemical-Molecule
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Date Modified: 2022.0225