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Atomic Structure of Titanium and Protactinium

Titanium
Protactinium
Atomic Structure of Protactinium and Titanium


Atomic
Atomic Number
22  
99+
91  
27
Electron Configuration
[Ar] 3d2 4s2  
[Rn] 5f2 6d1 7s2  
Crystal Structure
Hexagonal Close Packed (HCP)  
Tetragonal (TETR)  
Crystal Lattice
HCP-Crystal-Structure-of-Titanium.jpg#100  
TETR-Crystal-Structure-of-Protactinium.jpg#100  
Atom
  
  
Number of Protons
22  
99+
91  
27
Number of Neutrons
26  
99+
122  
22
Number of Electrons
22  
99+
91  
27
Radius of an Atom
  
  
Atomic Radius
147.00 pm  
36
163.00 pm  
27
Covalent Radius
160.00 pm  
32
200.00 pm  
11
Van der Waals Radius
200.00 pm  
35
243.00 pm  
15
Atomic Weight
47.87 amu  
99+
231.04 amu  
24
Atomic Volume
10.64 cm3/mol  
99+
15.00 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Scandium
  
Thorium
  
Next Element
Vanadium
  
Uranium
  
Valence Electron Potential
95.20 (-eV)  
10
92.00 (-eV)  
11
Lattice Constant
295.08 pm  
99+
392.50 pm  
26
Lattice Angles
π/2, π/2, 2 π/3  
π/2, π/2, π/2  
Lattice C/A Ratio
1.59  
30
1.58  
36
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