Picture of Oxygen
  

 Atomic No. Order:
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 Alphabetic Order:
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 Periodic Table

Ground State Electron Configuration of Oxygen

  2,  

  6  

 

  O
 8 		  S
16 		  Se 
34 		Te
52 		Po
84 		Uuh
116 		Uhh
166 		Buh
216

Oxygen

Symbol O
Atomic Number 8
Relative Atomic Mass
12C = 12.0000 		15.9994
Atomic Radius  pm 66
First Ionisation Energy
kJ mol -1 		1313.9
Ionization energy (eV 13,6181
Electronegativity 3.44
Density
kg m -3 		2000 [m.p.]
1140 [b.p.]
1.429 [273 K]
Molar Volume  cm 3 8.00 [54 K]
Thermal Conductivity
W m -1 K -1 		0.2674 [300 K]
Melting Point  K 54.8
Boiling Point  K 90.188
Number of Isotopes 8
Inner + outer Shells
  1   +   1    = 2
Inner + outer Orbitals
  2   +   6    = 8 
Filling Orbital
  2p 4   
Ground State Electron
Configuration 
[He] 2s 2    2p 4       
Ground State Electron
Co nfiguration with
free Orbitals (n= 2)
 

  0, 2  

 

Ground State Electron Configuration with free Orbitals of Oxygen
Ground State Electron
Configuration with
compressed Orbitals (n=0)
 

  0, 0  

 

  		Ground State Electron Configuration with compressed Orbitals of Oxygen

Singularity

10 =  2 + 6 + 2 + 0
  s p d  f g h i j
1 2

 

 

 

 

 

 

 

2 2 4

2

 

 

 

 

 

 

3

 

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

 

5

 

 

 

 

 

 

 

 

6

 

 

 

 

 

 

 

 

7

 

 

 

 

 

 

 

 

8

 

 

 

 

 

 

 

 

 
Term Symbol 3P 2
Discovery Discovered by J. Priestley (Leeds, England) in 1774
Name Derived From Greek oxy genes meaning 'acid forming'
 

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