Atomic NumberAtomic Number 21
Atomic Number 21 is belong to element of Scandium.
Chemical symbol for Scandium is Sc. Number of protons in Scandium is 21. Atomic weight of Scandium is 44.955908 u or g/mol.
21Sc
Atomic Number 21 Element Properties
| Atomic Number (Z) | 21 |
|---|---|
| Atomic Symbol | Sc |
| Element Name | Scandium |
| Group | 3 |
| Period | 4 |
| Atomic Weight | 44.955908 u |
| Density | 2.989 g/cm3 |
| Melting Point (K) | 1814 K |
| Boiling Point (K) | 3109 K |
List all properties of Scandium