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praseodim
praseodim




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praseodim Fizice Proprietățile

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Fizic

Punct de topire

935,00 ° C
Rank: 48 (Overall)
-38.83 3410
👆🏻

Punct de fierbere

3.130,00 ° C
Rank: 28 (Overall)
0 5660
👆🏻

Aspect

Stare fizică

Solid

Culoare

grayish alb

Luciu

Metalic

Duritate

Mohs Duritate

4,00
Rank: 11 (Overall)
0.2 8.5
👆🏻

Duritatea Brinell

481,00 MPa
Rank: 29 (Overall)
0.14 3490
👆🏻

Duritatea Vickers

400,00 MPa
Rank: 41 (Overall)
0 3920
👆🏻

Viteza sunetului

2.280,00 Domnișoară
Rank: 57 (Overall)
818 16200
👆🏻

Proprietăți optice

Indicele de refractie

1,64
Rank: 30 (Overall)
0.155 3.41
👆🏻

reflexiei

60,00 %
Rank: 23 (Overall)
5 97
👆🏻

forme alotropice

Nu

alfa forme alotropice

-

p forme alotropice

-

y forme alotropice

-