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Atomic Structure of Protactinium and Silver

Protactinium
Silver
Atomic Structure of Silver and Protactinium


Atomic
Atomic Number
91  
27
47  
99+
Electron Configuration
[Rn] 5f2 6d1 7s2  
[Kr] 4d10 5s1  
Crystal Structure
Tetragonal (TETR)  
Face Centered Cubic (FCC)  
Crystal Lattice
TETR-Crystal-Structure-of-Protactinium.jpg#100  
FCC-Crystal-Structure-of-Silver.jpg#100  
Atom
  
  
Number of Protons
91  
27
47  
99+
Number of Neutrons
122  
22
61  
99+
Number of Electrons
91  
27
47  
99+
Radius of an Atom
  
  
Atomic Radius
163.00 pm  
27
144.00 pm  
38
Covalent Radius
200.00 pm  
11
145.00 pm  
99+
Van der Waals Radius
243.00 pm  
15
172.00 pm  
99+
Atomic Weight
231.04 amu  
24
107.87 amu  
99+
Atomic Volume
15.00 cm3/mol  
99+
10.30 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Thorium
  
Palladium
  
Next Element
Uranium
  
Cadmium
  
Valence Electron Potential
92.00 (-eV)  
11
11.40 (-eV)  
99+
Lattice Constant
392.50 pm  
26
408.53 pm  
23
Lattice Angles
π/2, π/2, π/2  
π/2, π/2, π/2  
Lattice C/A Ratio
1.58  
36
1.59  
26
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