Cd

Kadmiumu

Zosankha 48 · 112.41 u

Transition Metal d-block Mphindi 5 _Grupu 12 M'gululi pa RT Wikipedia →

Kadmiumu ndi chitsulo chovuta chovuta chomwe chimagwiritsa ntchito kwambiri mu mabatire ndi pigments.

Zochita za Fiziki

Mafuta112.41 u
Kuwala8.69 g/cm³
Kutentha594.22 K
Kutentha1040.0 K
KuonekaKuwala kwa buluu-chinyezimiro
State at Room TempM'gululi

Makhalidwe a Chemical

Electronegativity1.69 (Pauling)
1st Ionization Energy867.8 kJ/mol
Electron Affinity-68.0 kJ/mol
Oxygen+1, +2

Zosankha

Kusintha kwa ma electron[Kr] 4d10 5s2
Atomic radius151.0 pm
Covalent Radius144.0 pm
Kuwala kwa Van der Waals158.0 pm

Kupeza

Kupezeka ndiFriedrich Stromeyer, Karl Samuel Leberecht Hermann
Kuzindikira chaka1817
MaloGottingen, Germany
Analimbikitsidwa ndiLatin 'cadmia' kapena Greek 'kadmeia' kutanthauza calamine

Za ine Kadmiumu

Kadmiumu ndi wolimba, blueish-wobiriwira miyala yomwe ndi yowopsa ndi kugawidwa ngati carcinogen.It anali kugwiritsidwa ntchito kwambiri mu NiCd batri koma kugwiritsa ntchito yake yatsika chifukwa cha mavuto achilengedwe.

Kugwiritsa ntchito & Maphunziro

NiCd ma batri, pigments, electroplating, nuclear reactor control rods, ndi ma cell a dzuwa.

Fun Facts

Ma pigmenti a cadmium amadziwika bwino ndi ojambula chifukwa palibe pigmenti ina yomwe imafanana ndi kuwala kwake, ngakhale kuti cadmium ndi yowopsa.

Isotopes

Kukula kwa maselo Kuchuluka Half-Life Wolimba
110 0.1249% - Yes
111 0.128% - Yes
112 0.2413% - Yes
114 0.2873% - Yes

Kusintha kwa ma electron

[Kr] 4d10 5s2

Kuyerekezera

Kuyerekezera ndi zina zinthu

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