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Cl-

Names Systematic IUPAC nameChlorideIdentifiers CAS Number16887-00-63D model (JSmol)Interactive imageBeilstein Reference3587171 ChEBICHEBI:17996ChEMBLChEMBL19429ChemSpider306Gmelin Reference14910 IUPHAR/BPS2339KEGGC00698PubChemCID312UNIIQ32ZN48698InChIInChI=1S/ClH/h1H/p-1Key: VEXZGXHMUGYJMC-UHFFFAOYSA-MSMILES[Cl-]Properties Chemical formulaClMolar mass35.45 g·mol Conjugate acidHydrogen chlorideThermochemistry Std molarentropy(S298)153.36 J K mol Std enthalpy offormation(ΔfH298)−167 kJ mol Related compounds Other anionsFluorideBromideIodideExcept where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).The chlorideion (Cl) is the anion of chlorine, that is, chlorine with an extra electron.

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