Linked from

The 84 pages that link to Chemical formula, each with the reason it gives.

• Potassium peroxideRelated: K₂O₂ records the two potassium atoms paired with each peroxide unit.

• Barium nitrateRelated: Ba(NO₃)₂ encodes one barium ion for every two nitrate ions.

• Inorganic compoundRelated: Formulas compactly express the elemental composition of an inorganic compound.

• Isocyanic acidNarrower topic: HNCO states the atom counts that define isocyanic acid's molecular composition.

• IUPAC nomenclature of organic chemistryCompared with: Formulas show composition but often cannot distinguish structural isomers as names can.

• Manganese(II) oxideRelated: The 1:1 ratio in MnO reflects charge balance between Mn²⁺ and O²⁻.

• Methyl isocyanateNarrower topic: CH₃NCO gives the elemental composition of methyl isocyanate.

• Nitrogen triiodideNarrower topic: The formula NI₃ records one nitrogen atom bonded to three iodine atoms.

• Potassium acetateNarrower topic: CH₃COOK records the atoms present in potassium acetate.

• Potassium fluorideRelated: The 1:1 ratio of K⁺ to F⁻ gives potassium fluoride the formula KF.

• Silver sulfideNarrower topic: Ag₂S expresses the compound's two-to-one silver-to-sulfur atomic ratio.

• Sodium permanganateRelated: NaMnO₄ records the one-to-one ratio of sodium and permanganate ions.

• Beryllium chlorideNarrower topic: BeCl₂ states that each formula unit contains one beryllium atom for every two chlorine atoms.

• Calcium bromideNarrower topic: CaBr₂ records one calcium atom for every two bromine atoms.

• Iodic acidRelated: HIO₃ records the composition of iodic acid.

• Law of reciprocal proportionsRelated: Formulas reveal the atomic proportions from which compound mass ratios can be calculated.

• Monosodium citrateRelated: NaH₂C₆H₅O₇ records the salt’s one sodium atom and remaining acidic hydrogens.

• Non-stoichiometric compoundRelated: Non-stoichiometric formulas often use variable subscripts to represent composition ranges.

• Potassium thiocyanateRelated: KSCN encodes one potassium ion for each thiocyanate ion.

• Sodium chloriteRelated: NaClO₂ records the elements and atom ratio in sodium chlorite.

• Sodium sulfideRelated: Na₂S records the two-to-one sodium-to-sulfur ratio in anhydrous sodium sulfide.

• Aluminium carbideNarrower topic: Al₄C₃ specifies four aluminium atoms for every three carbon atoms.

• Ammonium nitriteRelated: NH₄NO₂ records one ammonium ion for each nitrite ion.

• Calcium acetateRelated: Ca(C₂H₃O₂)₂ records one calcium ion for every two acetate ions.

• Chromate and dichromateRelated: Comparing CrO₄²⁻ with Cr₂O₇²⁻ reveals their different chromium-to-oxygen ratios.

• EthylenediamineRelated: Ethylenediamine’s formula, C₂H₈N₂, summarizes its two-carbon, two-nitrogen composition.

• Fritz PreglRelated: Elemental analysis supplies evidence used to establish a compound’s composition.

• Hydrazoic acidRelated: HN₃ states the one-to-three hydrogen-to-nitrogen atom ratio.

• Lithium nitrateRelated: LiNO₃ records one lithium ion for each nitrate ion.

• Peroxymonosulfuric acidRelated: H₂SO₅ distinguishes this acid from sulfuric acid and peroxydisulfuric acid.

• Potassium sulfideNarrower topic: K₂S records the two-to-one potassium-to-sulfur ratio needed for charge neutrality.

• Selenic acidRelated: H₂SeO₄ encodes the atom ratio and constrains the acid’s structure.

• Sodium oxalateRelated: Na₂C₂O₄ encodes the two sodium ions needed to balance each oxalate ion.

• Zinc iodideNarrower topic: ZnI₂ expresses the one-to-two ratio of zinc to iodine in the compound.