×

Protactinium
Protactinium

Sodium
Sodium



ADD
Compare
X
Protactinium
X
Sodium

Atomic Structure of Protactinium and Sodium

Atomic

Atomic Number

9111
3 117
👆🏻

Electron Configuration

[Rn] 5f2 6d1 7s2
[Ne] 3s1

Crystal Structure

Tetragonal (TETR)
Body Centered Cubic (BCC)

Crystal Lattice

Atom

Number of Protons

9111
3 117
👆🏻

Number of Neutrons

12212
4 285
👆🏻

Number of Electrons

9111
3 117
👆🏻

Radius of an Atom

Atomic Radius

163.00 pm186.00 pm
0 348
👆🏻

Covalent Radius

200.00 pm166.00 pm
0 260
👆🏻

Van der Waals Radius

243.00 pm227.00 pm
0 348
👆🏻

Atomic Weight

231.04 amu22.99 amu
6.94 294
👆🏻

Atomic Volume

15.00 cm3/mol23.70 cm3/mol
1.39 71.07
👆🏻

Adjacent Atomic Numbers

Previous Element

Next Element

Valence Electron Potential

92.00 (-eV)14.10 (-eV)
0 392.42
👆🏻

Lattice Constant

392.50 pm429.06 pm
0 891.25
👆🏻

Lattice Angles

π/2, π/2, π/2
π/2, π/2, π/2

Lattice C/A Ratio

1.581.01
0.423 1.9
👆🏻