Skip to content

Lithium (Li)vsProtactinium (Pa)

Protactinium (Pa) has a higher Atomic Mass (231 vs 7 u), while Protactinium (Pa) has a higher Atomic Number (91 vs 3), while Protactinium (Pa) has a higher Density (15 vs 1 g/cm³).

Atomic Properties

3
Atomic Number
91
7
Atomic Mass
231
2
Period
7
1
Group
3

Physical Properties

1
Density
15
454
Melting Point
1,841
1,603
Boiling Point
4,300
25
Molar Heat Capacity
N/A

Chemical Properties

1
Electronegativity
2
60
Electron Affinity
53

Similar Comparisons to Lithium (Li) vs Protactinium (Pa)

Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).