As

Arsenic

Ingxenye 33 · 74.922 u

I-Metalloid p-block Isikhathi 4 Iqembu 15 Iqinile ku-RT I-Wikipedia →

I-arsenic iyi-metalloid eyaziwayo eyaziwayo ngezikhathi ezithile njenge-'king of poisons'.

Izici Zobuchopho

I-Atom Mass74.922 u
Ubukhulu5.776 g/cm³
Izinga lokuncibilika1090.0 K
Izinga lokubopha887.0 K
UkubonakalaIsingwevu esimnyama
Isimo ku-Room TempIqinile

Izici ze-chemical

Electronegativity2.18 (I-Pauling)
I-Ionization Energy947.0 kJ/mol
I-electron affinity78.2 kJ/mol
I-Oxidation States-3, +2, +3, +5

Izici ze-Atom

I-electron[Ar] 3d10 4s2 4p3
I-Atom Radius114.0 pm
I-Covalent Radius119.0 pm
I-Van der Waals Radius185.0 pm

Ukuqapha

Itholakele nguAlbertus Magnus
Unyaka wokuqamba1250
Indawoi-Jalimane
Ibizwa ngeisi-Greek 'arsenikon' isho i-orpiment emnyama

Malunga Arsenic

Arsenic kwenzeka emithi eminingi kanye njengensimbi-grey, eqinile eqinile. It sublimes hhayi ukushisa kucindezelwa ejwayelekile. Naphezu kwayo toxicity, arsenic trioxide iphathwa acute promyelocytic leukemia.

Izisebenziso

Ama-semiconductors (i-gallium arsenide), ama-wood preservatives, ama-pesticides, ama-lead alloys, kanye nokwelashwa kwe-cancer.

Iqiniso elijabulisayo

Arsenic yayiyi 'ubukhosi bokubulala' kanye 'nokubulala kobukhosi' - ithuluzi lokudlwengula elithandekayo ezikhathini zasendulo ngoba kwakungeke kutholakala.

Isibonisi

Inani le-mass Ubukhulu Isikhathi esingu-half-life Iqinile
75 1.0% - Yebo

I-electron

[Ar] 3d10 4s2 4p3

Qhathanisa

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