Aluminum (Al) Properties and Facts

Element 13 - Post-Transition Metal

What are the basic properties of Aluminum?

Aluminum (symbol: Al) is a post-transition metal with atomic number 13. Its atomic mass is 26.982 u, and it belongs to period 3 and group 13.

What is the electron configuration of Aluminum?

The electron configuration is: 1s² 2s² 2p⁶ 3s² 3p¹

What are the physical properties of Aluminum?

Melting point: 933.47 K
Boiling point: 2792.0 K
Density: 2.7 g/cm³

What are the known isotopes of Aluminum?

  • Al-27: 100.0% abundance

What is the biological role and occurrence of Aluminum?

Biological role: No known essential biological role
Natural occurrence: Found in minerals like bauxite

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