As

Arsenic

Chikamu 33 · 74.922 u

Metaloid p- block Chikamu 4 _Group 15 _Kukanganisa: at RT Wikipedia →

Arsenic inonziwo 'King of poisons', nekuti inonzi inonziwo'murume wezvirwere'.

Maitiro ekushandisa

Atomic radius:74.922 u
Kuomarara5.776 g/cm³
Kutonhora Point1090.0 K
Kutonhora Point887.0 K
KuonekaMethalic gray
State at Room Temp_Kukanganisa:

Chemical zvinhu

Electronegativity2.18 (Pauling)
1st Ionization Energy947.0 kJ/mol
Electronegativity:78.2 kJ/mol
Oxygen-3, +2, +3, +5

Atomic Properties

Kuisa Kugadzirisa[Ar] 3d10 4s2 4p3
Atomic radius:114.0 pm
Covalent Radius119.0 pm
Van der Waals radius185.0 pm

Discovery

Yakawanikwa neAlbertus Magnus
Kuonekwa kwegore1250
_Panzvimbo:Germany
Akapihwa zita mushure meChiGreek 'arsenikon' chinoreva mavara emaruva

Nezve Arsenic

Arsenic inowanikwa muzviwanikwa zvakawanda uye sesimbi-grey, yakaoma. It sublimes kupfuura kutonhora pasimba standard. Pasinei nechikonzero chake, arsenic trioxide kuuraya acute promyelocytic leukemia.

Mashandisiro & Maapplication

Semikonduktori (gallium arsenide), zviyo zvinodzivirira, zvirwere, zvinokonzera maalloys, uye kurapa kwekanzera.

Nhoroondo yemitambo

Arsenic yaiva'mutongi wezvirwere' uye 'poisoin yevatongi' - chiratidzo chekuuraya chakakurumbira munguva dzepakati nekuti chaive chakaoma kuwanikwa.

Isotopes

Mamwe marudzi ezvinyorwa Kuwanda Half-Life _Kuchengeta
75 1.0% - _Ndiani

Kuisa Kugadzirisa

[Ar] 3d10 4s2 4p3

Kuenzanisa

Kuenzanisa nevamwe zvinhu

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