Kloor (Cl)

chemical element with symbol Cl and atomic number 17

Atomic Number	17
Atomic Weight	35.45
massiarv	35

Group	17
Period	3
Block	p

prooton	17 p⁺
neutron	18 n⁰
elektron	17 e^-

Animated Bohri aatomiteooria of Cl (Kloor)

Füüsikalised Omadused

Aatomiraadius	100 pm 206 pm
molaarruumala	18,7 cm³/mol
Covalent Radius	99 pm 95 pm 93 pm 105 pm 102 pm
Metallic Radius	91 pm
ionic radius	181 pm 12 pm 8 pm 27 pm
Crystal Radius	167 pm 26 pm 22 pm 41 pm
Van der Waals radius	180 pm 175 pm 395,03 pm 175 pm 207 pm 176 pm 394,7 pm
density	0,002898 g/cm³

Keemilised Omadused

energia

proton affinity	513,6 kJ/mol
Elektronafiinsus	3,612725 eV/particle
ionization energy	12,96763 eV/particle 23,81364 eV/particle 39,8 eV/particle 53,24 eV/particle 67,68 eV/particle 96,94 eV/particle 114,2013 eV/particle 348,306 eV/particle 400,851 eV/particle 456,68 eV/particle 529,97 eV/particle 591,58 eV/particle 656,3 eV/particle 750,2 eV/particle 809,198 eV/particle 3 658,34362 eV/particle 3 946,2908 eV/particle

aurustumissoojus	20,41 kJ/mol
sulamissoojus	6,41 kJ/mol
standard enthalpy of formation	121,302 kJ/mol
elektron

elektronkiht	2, 8, 7

valentselektron	7 ⓘ

elektronkonfiguratsioon	[Ne] 3s² 3p⁵ⓘ 1s² 2s² 2p⁶ 3s² 3p⁵

oksüdatsiooniaste	-1, 1, 2, 3, 4, 5, 6, 7
elektronegatiivsus	16,97 eV/particle 0.263803 3.16
Electrophilicity Index	3,673315922583194 eV/particle
fundamental state of matter

phase of matter	Gas
gaseous state of matter	Diatomic
Boiling Point	239,11 K
Melting Point	171,65 K
critical pressure	7,991 MPa
critical temperature	417,05 K
kolmikpunkt
Välimus
värvus	Yellow #00ff00 #1ff01f #38b538
Välimus	pale yellow-green gas
Murdumisnäitaja	1,000773
thermodynamic material property
Thermal Conductivity	0,009 W/(m K)
soojuspaisumine
molar heat capacity	33,949 J/(mol K)
Specific Heat Capacity	0,479 J/(g⋅K)
heat capacity ratio	7/5
electrical properties
type	Insulator
Elektrijuhtivus	0,00000001 MS/m
Eritakistus	100 Ω*m
Ülijuhtivus
Magnetism
type	diamagnetic
Magnetiline vastuvõtlikkus (Mass)	−0,0000000072 m³/Kg
Magnetiline vastuvõtlikkus (Molar)	−0,000000000511 m³/mol
Magnetiline vastuvõtlikkus (Volume)	−0,0000000231
magnetic ordering
Curie punkt
Néel temperature
struktuur
Crystal Structure	Base Centered Orthorhombic (ORC)
lattice constant	6,24 Å
Lattice Angles	π/2, π/2, π/2
mechanical property
kõvadus
Ruumpaisumismoodul	1,1 GPa
Nihkeelastsusmoodul
Normaalelastsusmoodul
Poissoni tegur
heli kiirus	206 m/s
Klassifitseerimine
Category	Halogens, Halogens
CAS Group	VIIB
IUPAC Group	VIIA
Glawe Number	101
Mendeleev Number	107
Pettifor Number	99
Geochemical Class	semi-volatile
Goldschmidt classification	litophile

teine

Gas Basicity	490,1 kJ/mol
polarizability	14,6 ± 0,1 a₀
C6 Dispersion Coefficient	94,6 a₀ 97,1 a₀
allotrope	Dichlorine
Neutron cross section	35,3
Neutron Mass Absorption	0,033
Kvantarv	2P3/2
space group	64 (Cmca)

Isotopes of Chlorine

Stable Isotopes	2
Unstable Isotopes	23
Natural Isotopes	2

²⁸Cl

massiarv	28
neutron number	11
Relative Atomic Mass	28,030349 ± 0,000537 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	1
nuclear quadrupole moment
avastamise aeg	2018
parity	+

decay mode	Intensiivsus
p (proton emission)	100%

²⁹Cl

massiarv	29
neutron number	12
Relative Atomic Mass	29,015053 ± 0,000203 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	5,4 ± 1,9 zs
spinn	1/2
nuclear quadrupole moment	0
avastamise aeg	1993
parity	+

decay mode	Intensiivsus
p (proton emission)	100%

³⁰Cl

massiarv	30
neutron number	13
Relative Atomic Mass	30,005018333 ± 0,000025631 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	3
nuclear quadrupole moment
avastamise aeg	2018
parity	+

decay mode	Intensiivsus
p (proton emission)	100%

³¹Cl

massiarv	31
neutron number	14
Relative Atomic Mass	30,992448097 ± 0,0000037 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	190 ± 1 ms
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1977
parity	+

decay mode	Intensiivsus
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺ p (β⁺-delayed proton emission)	2.4%

³²Cl

massiarv	32
neutron number	15
Relative Atomic Mass	31,985684605 ± 0,000000603 Da
g-factor	1,115 ± 0,006
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	298 ± 1 ms
spinn	1
nuclear quadrupole moment
avastamise aeg	1953
parity	+

decay mode	Intensiivsus
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺α (β⁺-delayed α emission)	0.054%
β⁺ p (β⁺-delayed proton emission)	0.026%

³³Cl

massiarv	33
neutron number	16
Relative Atomic Mass	32,977451988 ± 0,000000419 Da
g-factor	0,50313333333333 ± 0,0002
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	2,5038 ± 0,0022 s
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1940
parity	+

decay mode	Intensiivsus
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

³⁴Cl

massiarv	34
neutron number	17
Relative Atomic Mass	33,97376249 ± 0,000000052 Da
g-factor	0
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	1,5267 ± 0,0004 s
spinn	0
nuclear quadrupole moment	0
avastamise aeg	1934
parity	+

decay mode	Intensiivsus
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

³⁵Cl

massiarv	35
neutron number	18
Relative Atomic Mass	34,968852694 ± 0,000000038 Da
g-factor	0,5478 ± 0,000013333333333333
natural abundance	75,8 ± 0,2
radioaktiivsus	Stabiilne isotoop
Poolestusaeg	Not Radioactive ☢️
spinn	3/2
nuclear quadrupole moment	−0,0817 ± 0,0008
avastamise aeg	1919
parity	+

³⁶Cl

massiarv	36
neutron number	19
Relative Atomic Mass	35,968306822 ± 0,000000038 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	301,3 ± 1,5 ky
spinn	2
nuclear quadrupole moment	−0,178 ± 0,004
avastamise aeg	1941
parity	+

decay mode	Intensiivsus
β⁻ (β⁻ decay)	98.1%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	1.9%

³⁷Cl

massiarv	37
neutron number	20
Relative Atomic Mass	36,965902573 ± 0,000000055 Da
g-factor	0,456 ± 0,0000066666666666667
natural abundance	24,2 ± 0,2
radioaktiivsus	Stabiilne isotoop
Poolestusaeg	Not Radioactive ☢️
spinn	3/2
nuclear quadrupole moment	−0,0644 ± 0,0006
avastamise aeg	1919
parity	+

³⁸Cl

massiarv	38
neutron number	21
Relative Atomic Mass	37,968010408 ± 0,000000105 Da
g-factor	1,025 ± 0,01
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	37,23 ± 0,014 m
spinn	2
nuclear quadrupole moment
avastamise aeg	1940
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%

³⁹Cl

massiarv	39
neutron number	22
Relative Atomic Mass	38,968008151 ± 0,000001859 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	56,2 ± 0,6 m
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1949
parity	+

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%

⁴⁰Cl

massiarv	40
neutron number	23
Relative Atomic Mass	39,970415466 ± 0,000034423 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	1,35 ± 0,03 m
spinn	2
nuclear quadrupole moment
avastamise aeg	1956
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%

⁴¹Cl

massiarv	41
neutron number	24
Relative Atomic Mass	40,970684525 ± 0,000073777 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	38,4 ± 0,8 s
spinn	1/2
nuclear quadrupole moment	0
avastamise aeg	1971
parity	+

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%

⁴²Cl

massiarv	42
neutron number	25
Relative Atomic Mass	41,973342 ± 0,000064 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	6,8 ± 0,3 s
spinn	2
nuclear quadrupole moment
avastamise aeg	1971
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

⁴³Cl

massiarv	43
neutron number	26
Relative Atomic Mass	42,9740637 ± 0,000066407 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	3,13 ± 0,09 s
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1976
parity	+

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

⁴⁴Cl

massiarv	44
neutron number	27
Relative Atomic Mass	43,978014918 ± 0,000091859 Da
g-factor	0,2749 ± 0,0002
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	562 ± 106 ms
spinn	2
nuclear quadrupole moment
avastamise aeg	1979
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	8%

⁴⁵Cl

massiarv	45
neutron number	28
Relative Atomic Mass	44,980394353 ± 0,000146177 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	413 ± 25 ms
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1979
parity	+

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	24%

⁴⁶Cl

massiarv	46
neutron number	29
Relative Atomic Mass	45,985254926 ± 0,0001044 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	232 ± 2 ms
spinn	2
nuclear quadrupole moment
avastamise aeg	1989
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	60%
2n (2-neutron emission)

⁴⁷Cl

massiarv	47
neutron number	30
Relative Atomic Mass	46,989715 ± 0,000215 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	101 ± 5 ms
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1989
parity	+

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	3%
2n (2-neutron emission)

⁴⁸Cl

massiarv	48
neutron number	31
Relative Atomic Mass	47,995405 ± 0,000537 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn
nuclear quadrupole moment
avastamise aeg	1989
parity

decay mode	Intensiivsus
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁴⁹Cl

massiarv	49
neutron number	32
Relative Atomic Mass	49,000794 ± 0,000429 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1989
parity	+

decay mode	Intensiivsus
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁵⁰Cl

massiarv	50
neutron number	33
Relative Atomic Mass	50,008266 ± 0,000429 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn
nuclear quadrupole moment
avastamise aeg	2009
parity

decay mode	Intensiivsus
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁵¹Cl

massiarv	51
neutron number	34
Relative Atomic Mass	51,015341 ± 0,000751 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1990
parity	+

decay mode	Intensiivsus
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁵²Cl

massiarv	52
neutron number	35
Relative Atomic Mass	52,024004 ± 0,000751 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn
nuclear quadrupole moment
avastamise aeg	2018
parity

decay mode	Intensiivsus
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

ajalugu

leiutaja või avastaja	Carl Wilhelm Scheele
location of discovery	Sweden
avastamise aeg	1774
etümoloogia	Greek: chlôros (greenish yellow).
pronunciation	KLOR-een (inglise)

allikas

Abundance
Abundance in Earth's crust	145 mg/kg
natural abundance (ookean)	19 400 mg/L
natural abundance (Inimkeha)	0,12 %
natural abundance (meteoorkeha)	0,037 %
natural abundance (Päike)	0,0008 %
Abundance in Universe	0,0001 %

Nuclear Screening Constants

1	s	0.4761
2	p	4.0068
2	s	5.5696
3	p	10.8839
3	s	9.9317

Kloor on ChemicalAid

Art & Architecture Thesaurus ID	300264246
Australian Educational Vocabulary ID	scot/3509
BNCF Thesaurus ID	792
BNF	119811094
Brockhaus Enzyklopädie online ID	chlor-20
CAS Registry Number	7782-50-5
ChEBI ID	23116
Den Store Danske ID	klor
DrugBank ID	11109
EPPO Code	TXCHLO
Encyclopædia Britannica Online ID	science/chlorine
Encyclopædia Universalis ID	chlore
EuroVoc ID	5971
Freebase	/m/025tkqp
French Vikidia ID	Chlore
GND	4147748-0
Golden ID	Chlorine-NRE4
Great Russian Encyclopedia Online ID	4694434
KBpedia ID	Chlorine
Krugosvet article	nauka_i_tehnika/himiya/HLOR.html
LCCN	sh85024541
Latvian National Encyclopedia Online ID	131436
MeSH descriptor ID	D002713
NDL-tunnus	00562008
NE.se ID	klor
NKCR AUT ID	ph163876
Namuwiki ID	염소(원소)
National Library of Israel J9U ID	987007285618505171
OmegaWiki Defined Meaning	575
OpenAlex ID	C505241676
OpenAlex ID	C2991844076
OpenAlex ID	C2993530813
PSH ID	5812
Quora topic ID	Chlorine
Römpp online ID	RD-03-01354
STW Thesaurus for Economics ID	18080-0
Spanish Vikidia ID	Cloro
Store medisinske leksikon ID	klor
Store norske leksikon ID	klor
Treccani ID	cloro
UK Parliament thesaurus ID	9150
USGS Thesaurus ID	1428
WordNet 3.1 Synset ID	14658769-n
YSO ID	12904

Kloor (Cl)

Füüsikalised Omadused

Keemilised Omadused

teine

Isotopes of Chlorine

28Cl

29Cl

30Cl

31Cl

32Cl

33Cl

34Cl

35Cl

36Cl

37Cl

38Cl

39Cl

40Cl

41Cl

42Cl

43Cl

44Cl

45Cl

46Cl

47Cl

48Cl

49Cl

50Cl

51Cl

52Cl

ajalugu

allikas

Nuclear Screening Constants

²⁸Cl

²⁹Cl

³⁰Cl

³¹Cl

³²Cl

³³Cl

³⁴Cl

³⁵Cl

³⁶Cl

³⁷Cl

³⁸Cl

³⁹Cl

⁴⁰Cl

⁴¹Cl

⁴²Cl

⁴³Cl

⁴⁴Cl

⁴⁵Cl

⁴⁶Cl

⁴⁷Cl

⁴⁸Cl

⁴⁹Cl

⁵⁰Cl

⁵¹Cl

⁵²Cl