×
Protactinium
☒
Barium
☒
Top
ADD
⊕
Compare
Compare Metals
Transition Metals
Actinide Series
Lanthanide Series
Post Transition Metals
Alkaline Earth Metals
Alkali Metals
⌕
▼
X
Protactinium
X
Barium
Atomic Structure of Protactinium and Barium
Protactinium
Barium
Add ⊕
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Atomic
Atomic Number
91
56
3
117
👆🏻
Electron Configuration
[Rn] 5f
2
6d
1
7s
2
[Xe] 6s
2
Crystal Structure
Tetragonal (TETR)
Body Centered Cubic (BCC)
Crystal Lattice
Atom
Number of Protons
91
56
3
117
👆🏻
Number of Neutrons
122
81
4
285
👆🏻
Number of Electrons
91
56
3
117
👆🏻
Radius of an Atom
Atomic Radius
163.00 pm
222.00 pm
0
348
👆🏻
Covalent Radius
200.00 pm
215.00 pm
0
260
👆🏻
Van der Waals Radius
243.00 pm
268.00 pm
0
348
👆🏻
Atomic Weight
231.04 amu
137.33 amu
6.94
294
👆🏻
Atomic Volume
15.00 cm3/mol
39.24 cm3/mol
1.39
71.07
👆🏻
Adjacent Atomic Numbers
Previous Element
Next Element
Valence Electron Potential
92.00 (-eV)
21.30 (-eV)
0
392.42
👆🏻
Lattice Constant
392.50 pm
502.80 pm
0
891.25
👆🏻
Lattice Angles
π/2, π/2, π/2
π/2, π/2, π/2
Lattice C/A Ratio
1.58
1.57
0.423
1.9
👆🏻
Compare Actinide Series
» More
Protactinium vs Curium
Protactinium vs Lawrencium
Protactinium vs Americium
» More Compare Actinide Series
Actinide Series
» More
Berkelium
Mendelevium
Fermium
Nobelium
Curium
Lawrencium
» More Actinide Series
Actinide Series
» More
Americium
Periodic ...
|
Facts
|
Uses
|
Physical
Neptunium
Periodic ...
|
Facts
|
Uses
|
Physical
Actinium
Periodic ...
|
Facts
|
Uses
|
Physical
Compare Actinide Series
» More
Barium vs Mendelevium
Periodic ...
|
Facts
|
Uses
|
Physical
Barium vs Fermium
Periodic ...
|
Facts
|
Uses
|
Physical
Barium vs Nobelium
Periodic ...
|
Facts
|
Uses
|
Physical