Ga
Gallium
Zosankha 31 · 69.723 u
Gallium ndi mkuwa wolimba ndi malo otentha otsika kwambiri omwe adzasungunuka m'manja mwanu.
Zochita za Fiziki
| Mafuta | 69.723 u |
| Kuwala | 5.907 g/cm³ |
| Kutentha | 302.91 K |
| Kutentha | 2477.0 K |
| Kuoneka | Silvery-blue metallic |
| State at Room Temp | M'gululi |
Makhalidwe a Chemical
| Electronegativity | 1.81 (Pauling) |
| 1st Ionization Energy | 578.8 kJ/mol |
| Electron Affinity | 28.9 kJ/mol |
| Oxygen | +1, +2, +3 |
Zosankha
| Kusintha kwa ma electron | [Ar] 3d10 4s2 4p1 |
| Atomic radius | 135.0 pm |
| Covalent Radius | 122.0 pm |
| Kuwala kwa Van der Waals | 187.0 pm |
Kupeza
| Kupezeka ndi | Lecoq de Boisbaudran |
| Kuzindikira chaka | 1875 |
| Malo | Paris, France |
| Analimbikitsidwa ndi | Latin 'Gallia' kutanthauza France;nso a pun pa 'gallus' (rooster, 'le coq') |
Za ine Gallium
Gallium imasungunuka pansi pa kutentha kwa 29.76 ° C. Imawonjezeka pamene imasungunuka, monga madzi. Gallium idalengezedwa ndi Mendeleev ngati 'eka-aluminium' pambuyo popeza ndi imodzi mwazinthu zolemera kwambiri zamadzi za miyala.
Kugwiritsa ntchito & Maphunziro
Ma semiconducteurs (GaAs, GaN), LEDs, laser diodes, ma cell a dzuwa, ndi ma thermometers a mankhwala.
Fun Facts
Gallium imasungunuka pa 29.76 degre C, choncho imasungunuka m'manja mwanu. Pali chinyengo chakale chomwe chimaphatikizapo maspoons a gallium omwe amasungunuka mu tiyi wotentha.
Isotopes
| Kukula kwa maselo | Kuchuluka | Half-Life | Wolimba |
| 69 | 0.60108% | - | Yes |
| 71 | 0.39892% | - | Yes |
Kusintha kwa ma electron
[Ar] 3d10 4s2 4p1