Y
Yttrium
Chikamu 39 · 88.906 u
Yttrium isimbi inoshandura iyo inoshandiswa muLEDs, lasers, uye superconductors.
Maitiro ekushandisa
| Atomic radius: | 88.906 u |
| Kuomarara | 4.469 g/cm³ |
| Kutonhora Point | 1799.0 K |
| Kutonhora Point | 3609.0 K |
| Kuoneka | Silvery- white metallic |
| State at Room Temp | _Kukanganisa: |
Chemical zvinhu
| Electronegativity | 1.22 (Pauling) |
| 1st Ionization Energy | 600.0 kJ/mol |
| Electronegativity: | 29.6 kJ/mol |
| Oxygen | +1, +2, +3 |
Atomic Properties
| Kuisa Kugadzirisa | [Kr] 4d1 5s2 |
| Atomic radius: | 180.0 pm |
| Covalent Radius | 190.0 pm |
| Van der Waals radius | 219.0 pm |
Discovery
| Yakawanikwa ne | Johan Gadolin |
| Kuonekwa kwegore | 1794 |
| _Panzvimbo: | Ytterby, Sweden |
| Akapihwa zita mushure me | Ytterby, mudunhu reSweden |
Nezve Yttrium
Yttrium is a silvery-white, ductile transition metal almost always found with lanthanides in rare earth minerals. It was the first of several elements found near the Swedish village of Ytterby.
Mashandisiro & Maapplication
Red phosphors yezviratidziro uye LEDs, YAG lasers, high-temperture superconductors, uye spark plugs.
Nhoroondo yemitambo
Zvinhu zvina zvinonzi zvinosanganisira yttrium, ytterbium, terbium, uye erbium zvakapihwa zita ravo neguta reYtterby muSweden.
Isotopes
| Mamwe marudzi ezvinyorwa | Kuwanda | Half-Life | _Kuchengeta |
| 89 | 1.0% | - | _Ndiani |
Kuisa Kugadzirisa
[Kr] 4d1 5s2