Cas 7782-49-2 high tsarki 99.9% -99.999% Selenium Se foda

Takaitaccen Bayani:

1. Sunan samfurin: Selenium Se foda
2. Cas No: 7782-49-2
3. Tsafta: 99.9% - 99.999%
4. Girman barbashi: raga 200


Cikakken Bayani

Tags samfurin

Bayanin Samfura
selenium karfe foda

1. Features 

Alama:

Se

CAS

7782-49-2

Lambar Atom:

34

Nauyin Atom:

78.96

Yawan yawa:

4.79 gm/c

Wurin narkewa:

217 oc

Wurin tafasa:

684.9 oc

Ƙarfafa Ƙarfafawa:

0.00519 W/cm/K @ 298.2 K

Juriya na Lantarki:

106 microhm-cm @ 0 oC

Electronegativity:

2.4 Pauling

Takamaiman Zafi:

0.767 Cal/g/K @ 25 oC

Zafin Vaporization:

3.34 K-cal/gm atom a 684.9 oC

Zafin Fusion:

1.22 Cal/gm mole

3. Hatsari

Seleniumgishiri yana da guba a cikin adadi mai yawa, amma adadin ganowa yana da mahimmanci don aikin salula

4. Aikace-aikace

SeleniumYanzu ana amfani da shi a aikace-aikace iri-iri, daga gilashin da aikace-aikacen ƙarfe zuwa pigments, noma da lantarki.


Takaddun shaida:

5

Abin da za mu iya bayarwa:

34


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