Be

i-Beryllium

Ingxenye 4 · 9.0122 u

I-Alkali Earth Metal s-block Isikhathi 2 Iqembu 2 Iqinile ku-RT I-Wikipedia →

I-beryllium iyinsimbi elula, enamandla, neyobuthi ye-alkali earth metal.

Izici Zobuchopho

I-Atom Mass9.0122 u
Ubukhulu1.85 g/cm³
Izinga lokuncibilika1560.0 K
Izinga lokubopha2742.0 K
UkubonakalaIsingwevu esimhlophe
Isimo ku-Room TempIqinile

Izici ze-chemical

Electronegativity1.57 (I-Pauling)
I-Ionization Energy899.5 kJ/mol
I-electron affinity-48.0 kJ/mol
I-Oxidation States+1, +2

Izici ze-Atom

I-electron[He] 2s2
I-Atom Radius112.0 pm
I-Covalent Radius96.0 pm
I-Van der Waals Radius153.0 pm

Ukuqapha

Itholakele nguLouis Nicolas Vauquelin
Unyaka wokuqamba1798
Indawoi-Paris, i-France
Ibizwa ngeisiGreki 'beryllos' isho i-beryl mineral

Malunga i-Beryllium

I-Beryllium iyingxenye encane kakhulu etholakala njengemikhiqizo ye-spalation ye-nuclei enkulu. Inzima, insimbi-yensimbi emnyama eqinile futhi elula. I-Beryllium icacile kuma-X-rays futhi isetshenziswa kuma-X-ray windows. Ama-compounds ayo ayingongozi futhi angadala i-berylliosis.

Izisebenziso

Amathuluzi endiza, amafasitela e-X-ray, ama-nuclear reactors, ama-springs, namathuluzi angaba khona asetshenziswa ngamanzi abulalayo.

Iqiniso elijabulisayo

I-beryllium icacile kuma-X-rays, yenza kube ngcono kakhulu kumawindi e-X-ray tube, futhi yabizwa ekuqaleni ngokuthi 'i-glucinium' ngoba ama-compounds ayo amnandi (noma ngabe ayingowobuthi).

Isibonisi

Inani le-mass Ubukhulu Isikhathi esingu-half-life Iqinile
7 - 53.22 days Akukho
9 1.0% - Yebo
10 - 1.39 million years Akukho

I-electron

[He] 2s2

Qhathanisa

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