Interactive Periodic Table
← GROUPS →
PERIODS ↓
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
1
Name:
Symbol:
Mass:
Atomic Number:
Group:
Period:
Block:
Category:
Symbol:
Mass:
Atomic Number:
Group:
Period:
Block:
Category:
Electron configuration:
Valence:
Phase at STP:
Melting point:
Boiling point:
Density:
Oxidation states:
Electronegativity:
Covalent radius:
Valence:
Phase at STP:
Melting point:
Boiling point:
Density:
Oxidation states:
Electronegativity:
Covalent radius:
He
2
Ne
3
Ar
4
Kr
5
Xe
6
La
Rn
7
Ac
Mt
Ds
Rg
Nh
Fl
Mc
Lv
Ts
Og
La
Ce
Pr
Nd
Pm
Sm
Eu
Gd
Tb
Dy
Ho
Er
Tm
Yb
Lu
Ac
Th
Pa
U
Np
Pu
Am
Cm
Bk
Cf
Es
Fm
Md
No
Lr