Chlorine 17

Atomic No. Order:

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Periodic Table

Ground State Electron Configuration

2, 8,

F
9

Cl
17

Br
35

I
53

At
85

Uus
117

Uhs
167

Bus
217

Chlorine

Symbol

Atomic Number

Group

halogens

Relative Atomic Mass
¹²C = 12.0000

35.453

Atomic Radius pm

First Ionisation Energy
kJ mol ^-1

1251.1

Ionisation Energy (eV)

12,9676

Electronegativity

3.16

Density
kg m ^-3

2030 [113 K]
1507 [239 K]
3.214 [273 K]

Molar Volume cm ³

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

Inner + outer Shells

Inner + outer Orbitals

Filling Orbital

3p ⁵

Ground State Electron
Configuration

[Ne]

3s ²

3p ⁵

Ground State Electron
Configuration with
free Orbitals (n=1)

0, 0, 1

Ground State Electron
Configuration with
compressed Orbitals (n=10 )

0, 0, 10

Singularity

	s	p		d	f	g	h	i	j
1	2
2	2	6
3	2	5	1	10
4
5
6
7
8

Term Symbol

²P _3/2

Discovery

Discovered by C.W. Scheele (Uppsala, Sweden) in 1774

Name Derived From

Greek chloros meaning 'pale green'

APSIDIUM ©	Created:	2002- 06-04	017.pdf
	Page update:	2004-06-20	017.pdf