Science
Periodic Table - Elements - Chlorine

Symbol Cl
Atomic Number 17
Relative Atomic Mass
12C = 12.0000
35.4527
Atomic Radius
pm
n/a
First Ionisation Energy
kJ mol-1
1251.1
Electronegativity 3.16
Density
kg m-3
2030 [113 K]
1507 [239 K]
3.214 [273 K]
Molar Volume
cm3
17.46 [113 K]
Thermal Conductivity
W m-1 K-1
0.0089 [300 K]
Melting Point
K
172.17
Boiling Point
K
239.18
Number of Isotopes 13
Ground State Electron
Configuration
[Ne]3s23p5
Term Symbol 2P3/2
Discovery Discovered by C.W. Scheele (Uppsala, Sweden) in 1774
Name Derived From Greek chloros meaning 'pale green'
Name in Other
Languages
 Croatian Klor
 Danish chlor
 Dutch chloor
 Finnish kloori
 French chlore
 German Chlor
 Italian cloro
 Norwegian klor
 Portuguesecloro
 Spanish cloro
 Swedish klor
Peter van der Krogt's Element Multidict - element name translations in over 48 langauges


Page compiled: Wed Sep 05 18:37:53 GMT+01:00 2001