Pb

I-Lead

Ingxenye 82 · 207.2 u

I-Post-Transition Metal p-block Isikhathi 6 Iqembu 14 Iqinile ku-RT I-Wikipedia →

I-lead iyinsimbi eqinile, enamandla obuthi esetshenziswa kusukela eminyakeni edlule naphezu kokulimala okujwayelekile.

Izici Zobuchopho

I-Atom Mass207.2 u
Ubukhulu11.342 g/cm³
Izinga lokuncibilika600.61 K
Izinga lokubopha2022.0 K
UkubonakalaIsibhakabhaka-simnyama
Isimo ku-Room TempIqinile

Izici ze-chemical

Electronegativity2.33 (I-Pauling)
I-Ionization Energy715.6 kJ/mol
I-electron affinity35.1 kJ/mol
I-Oxidation States-4, +2, +4

Izici ze-Atom

I-electron[Xe] 4f14 5d10 6s2 6p2
I-Atom Radius175.0 pm
I-Covalent Radius146.0 pm
I-Van der Waals Radius202.0 pm

Ukuqapha

Itholakele nguKnown since antiquity
IndawoIzilimi ezahlukene (iMid-East)
Ibizwa ngeAnglo-Saxon 'lead'; i σύμβολο Pb from Latin 'plumbum'

Malunga I-Lead

I-lead iyinsimbi enzima, eqinile, enamandla esetshenziswa iminyaka engaphezu kuka-6,000. I-lead iyingozi, ibangela ukuvuvukala kwe-nerve system. Ukususa i-lead kusuka ku-petrol ne-peint kuyindlela enkulu yokuthola ukunakekelwa kwempilo.

Izisebenziso

Ibhethri le-lead-acid, ukuvimbela ukushisa, amabhomu, nokuthuthukiswa.

Iqiniso elijabulisayo

Abanye ababhali bezindaba bakholelwa ukuthi ukutheleleka okuningi kwe-lead kusuka kumapayipi amanzi kwaholela ekubeni kwehla i-Roman Empire.

Isibonisi

Inani le-mass Ubukhulu Isikhathi esingu-half-life Iqinile
206 0.241% - Yebo
207 0.221% - Yebo
208 0.524% - Yebo

I-electron

[Xe] 4f14 5d10 6s2 6p2

Qhathanisa

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