Gallium

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Gallium
Ga
In situ availability:
Necessity:
Atomic number: 31
Atomic mass: 69.723
group: 13
period: 4
normal phase: Solid
series: Poor Metals
density: 5.91 g/cm3
melting point: 302.9146K,
29.7646°C,
85.5763°F
boiling point: 2477K,
2204°C,
3999°F
N/A ← Al → Si
Zn ← Ga → Ge
Cd ← In → Sn
Atomic radius (pm): 130
Bohr radius (pm): 136
Covalent radius (pm): 126
Van der Waals radius (pm): 187
ionic radius (pm): (+3) 62
1st ion potential (eV): 5.10
Electron Configuration
1s2
2s2 2p6
3s2 3p6 3d10
4s2 4p1
Electrons Per Shell
2, 8, 18, 3
Electronegativity: 1.81
Electron Affinity: 0.3
Oxidation states: 3
Magnetism: ?
Crystal structure: Orthorhombic

Gallium is a Poor Metal in group 13. It has a Orthorhombic crystalline structure. This element has two stable isotopes: 69 and 71.




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