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chlorine (Q688)

From Wikidata
chemical element with symbol Cl and atomic number 17
  • ₁₇Cl
  • bertholite
  • element 17
Language Label Description Also known as
default for all languages
No label defined
  • Cl
English
chlorine
chemical element with symbol Cl and atomic number 17
  • ₁₇Cl
  • bertholite
  • element 17

Statements

image
Chlorine liquid in an ampoule.jpg
3,513 × 3,442; 4.24 MB
0 references
IPA transcription
ˈklɔːriːn
language of work or name
English
0 references
ˈklɔːraɪn
language of work or name
English
0 references
discoverer or inventor
Carl Wilhelm Scheele
time of discovery or invention
1774
1 reference
stated in
Q24500397
quotation
Х. был открыт Шееле в 1774 г. при обработке пиролюзита (MnO2) соляной кислотой и рассматривался им, согласно господствовавшему в то время флогистическому учению (см. Флогистон), как дефлогистизированная соляная кислота. (Russian)
time of discovery or invention
1774
0 references
atomic number
17
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electron configuration
[Ne] 3s² 3p⁵
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1s² 2s² 2p⁶ 3s² 3p⁵
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electronegativity
3
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ionic radius
1.81 ångström
coordination number
6
charge number
−1
1 reference
ISBN-10
0-8493-0485-7
0.12 ångström
charge number
5
coordination number
3
1 reference
ISBN-10
0-8493-0485-7
0.08 ångström
charge number
7
coordination number
4
1 reference
ISBN-10
0-8493-0485-7
ionization energy
23.81364±0.00012 electronvolt
series ordinal
2
1 reference
reference URL
https://physics.nist.gov/asd
title
NIST Atomic Spectra Database, Ionization Energies (English)
retrieved
18 September 2026
boiling point
238.5 kelvin
1 reference
DOI
10.1021/JE1011086
mass
35.45±0.01 dalton
lower limit
35.446 dalton
upper limit
35.457 dalton
1 reference
stated in
Pure and Applied Chemistry
title
Standard atomic weights of the elements 2021 (IUPAC Technical Report) (English)
retrieved
6 May 2022
DOI
10.1515/PAC-2019-0603
schematic
Electron shell 017 Chlorine - no label.svg
1,200 × 1,200; 2 KB
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Commons gallery
Chlorine
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Commons category
Chlorine
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atomic radius
100 picometre
1 reference
DOI
10.1063/1.1725697
retrieved
3 October 2026
covalent radius
102 picometre
1 reference
DOI
10.1039/B801115J
retrieved
3 October 2026
Van der Waals radius
175 picometre
1 reference
DOI
10.1021/J100785A001
retrieved
3 October 2026

Identifiers

FAST ID
858103
0 references
NDL Authority ID
00562008
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Reaxys registry number
3902968
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Gmelin number
788
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ChEBI ID
23116
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COD ID
9013120
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ZVG number
7170
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DrugBank ID
DB11109
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Arabic Ontology lexical concept ID
151078448
subject named as
chlorine | Cl | atomic number 17
scope note
a common nonmetallic element belonging to the halogens; best known as a heavy yellow irritating toxic gas; used to purify water and as a bleaching agent and disinfectant; occurs naturally only as a salt (as in sea water) (English)
0 references
EPPO Code
TXCHLO
0 references
KBpedia ID
Chlorine
1 reference
stated in
KBpedia
retrieved
9 July 2020
Lex ID
klor
0 references
NE.se ID
klor
0 references
PM20 ware ID
142227
subject named as
Chlor
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PSH ID
5812
0 references
Quora topic ID
Chlorine
0 references
Treccani ID
cloro
subject named as
cloro
0 references
USGS Thesaurus ID
1428
0 references
Vikidia article ID
es:Cloro
0 references
fr:Chlore
0 references
WordNet 3.1 Synset ID
14658769-n
subject named as
chlorine, Cl, atomic number 17
scope note
a common nonmetallic element belonging to the halogens; best known as a heavy yellow irritating toxic gas; used to purify water and as a bleaching agent and disinfectant; occurs naturally only as a salt (as in sea water) (English)
1 reference
stated in
GF WordNet
YSO ID
12904
subject named as (monolingual text)
klora (Northern Sami)
chlorine (English)
kloori (Finnish)
klor (grundämnen) (Swedish)
alternative name (monolingual text)
klor (grundämne) (Swedish)
1 reference
stated in
YSO-Wikidata mapping project
 
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