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 Atomic No. Order:
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 Alphabetic Order:
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Periodic Table

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  2, 8, 18, 32,
  33, 18, 8, 2  

 

 

 

Sc
21 		Y
39 		La
 57 

Ac
89

Ubu
121 		Usu
171 		Bbu
221

Unbiunium

Symbol Ubu
transition metal
Atomic Number 121
Relative Atomic Mass
12C = 12.0000 		[ - ]
Significant Atomic Mass 322
Neutrons  201
Atomic Radius  pm -
First Ionisation Energy
kJ mol -1 		-
Electronegativity -
Density  kg m -3 -
Molar Volume   cm 3 -
Thermal Conductivity
W m -1 K -1 		-
Melting Point   -
Boiling Point    -
Number of Isotopes -
Isotopes of superheavy elements -
Inner+ outer Shells
  4   +   4    =  8
Inner + outer Orbitals
  60   +   61    =  121 
Filling Orbital
  5g 1   
Ground State Electron Configuration
[Uuo]   5g 1     6d 10  7p 6  8s 2  
 
Ground State Electron Configuration with 
free Orbitals (n= 47)

 

  0,0,0,0,17,14,10,6  

 

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Ground State Electron Configuration with 
comp. Orbitals   (n= 240)

 

 0, 0, 0, 0, 0, 40, 80, 120 

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Singularity
408 = 
60
+
61
+
47
+
240
 
 
s
p
d
 f
g
h
i
j
1
2
 
 
 
 
 
 
 
2
2
6
 
 
 
 
 
 
3
2
6
10
 
 
 
 
 
4
2
6
10
14
 
 
 
 
5
2
6
10
14
1
17
 
 
 
6
2
6
10
14
18
22
 
 
7
2
6
10
14
18
22
26
 
8
2
 6
10
14
18
22
26
30
9
 
 
 
 
 
 
 
 
 
Term Symbol -
Discovery -
Name Derived From IUPAC
  

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APSIDIUM  ©   Created:      2002-09-01     This page as PDF-file
121.pdf

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