×
Rubidium
☒
Potassium
☒
Top
ADD
⊕
Compare
Compare Metals
Transition Metals
Actinide Series
Lanthanide Series
Post Transition Metals
Alkaline Earth Metals
Alkali Metals
⌕
▼
X
Rubidium
X
Potassium
Atomic Structure of Rubidium and Potassium
Rubidium
Potassium
Add ⊕
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Atomic
Atomic Number
37
19
3
117
👆🏻
Electron Configuration
[Kr] 5s
1
[Ar] 4s
1
Crystal Structure
Body Centered Cubic (BCC)
Body Centered Cubic (BCC)
Crystal Lattice
Atom
Number of Protons
37
19
3
117
👆🏻
Number of Neutrons
48
20
4
285
👆🏻
Number of Electrons
37
19
3
117
👆🏻
Radius of an Atom
Atomic Radius
248.00 pm
227.00 pm
0
348
👆🏻
Covalent Radius
220.00 pm
203.00 pm
0
260
👆🏻
Van der Waals Radius
303.00 pm
275.00 pm
0
348
👆🏻
Atomic Weight
85.47 amu
39.10 amu
6.94
294
👆🏻
Atomic Volume
55.90 cm3/mol
45.46 cm3/mol
1.39
71.07
👆🏻
Adjacent Atomic Numbers
Previous Element
Next Element
Valence Electron Potential
9.47 (-eV)
10.40 (-eV)
0
392.42
👆🏻
Lattice Constant
558.50 pm
532.80 pm
0
891.25
👆🏻
Lattice Angles
π/2, π/2, π/2
π/2, π/2, π/2
Lattice C/A Ratio
1.59
1.69
0.423
1.9
👆🏻
Compare Alkali Metals
» More
Rubidium vs Radium
Rubidium vs Beryllium
Rubidium vs Platinum
» More Compare Alkali Metals
Alkali Metals
» More
Francium
Cesium
Strontium
Barium
Radium
Beryllium
» More Alkali Metals
Alkali Metals
» More
Platinum
Periodic ...
|
Facts
|
Uses
|
Physical
Lithium
Periodic ...
|
Facts
|
Uses
|
Physical
Lead
Periodic ...
|
Facts
|
Uses
|
Physical
Compare Alkali Metals
» More
Potassium vs Cesium
Periodic ...
|
Facts
|
Uses
|
Physical
Potassium vs Strontium
Periodic ...
|
Facts
|
Uses
|
Physical
Potassium vs Barium
Periodic ...
|
Facts
|
Uses
|
Physical