U

Uranium

Chikamu 92 · 238.0289 u

Actinide f-block Chikamu 7 _Kukanganisa: at RT Radioactive t½ 4.468 billion years Wikipedia →

Uranium ndiyo inonyanya kushandiswa sechigadzirwa chemagetsi muzvivakwa zvemagetsi.

Maitiro ekushandisa

Atomic radius:238.0289 u
Kuomarara19.1 g/cm³
Kutonhora Point1405.3 K
Kutonhora Point4404.0 K
KuonekaSilvery-grey metallic
State at Room Temp_Kukanganisa:

Chemical zvinhu

Electronegativity1.38 (Pauling)
1st Ionization Energy597.6 kJ/mol
Electronegativity:50.94 kJ/mol
Oxygen+2, +3, +4, +5, +6

Atomic Properties

Kuisa Kugadzirisa[Rn] 5f3 6d1 7s2
Atomic radius:156.0 pm
Covalent Radius196.0 pm
Van der Waals radius186.0 pm

Discovery

Yakawanikwa neMartin Heinrich Klaproth
Kuonekwa kwegore1789
_Panzvimbo:Berlin, Germany
Akapihwa zita mushure meAkapihwa zita rake nePlanet Uranus

Nezve Uranium

Uranium-235 ndiyo chete isotope inoonekwa seyakaomarara. Uranium yakashandiswa seyemavara egirazi emazana emakore apfuura, mushure mekunge kuonekwa kweradioactivity kwayo.

Mashandisiro & Maapplication

Nuclear simba, mishonga nuclear, armor-piercing ammunition, radiation shield, uye girazi colorant.

Nhoroondo yemitambo

Antique 'Vaseline glass' yakashongedzwa neuranium kubva kuma1800s zvakare inoonekwa iri green pasi peUV light.

Isotopes

Mamwe marudzi ezvinyorwa Kuwanda Half-Life _Kuchengeta
234 0.000054% 245,500 years Hapana
235 0.007204% 703.8 million years Hapana
238 0.992742% 4.468 billion years Hapana

Kuisa Kugadzirisa

[Rn] 5f3 6d1 7s2

Kuenzanisa

Kuenzanisa nevamwe zvinhu

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