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(La:Lanthanum)

 

Symbol 

La

Name

Lanthanum

Atomic Number 

57

Atomic Weight

138.91

Boiling Point(°C)

3,469

Melting Point(°C)

920

Density 

6.17

Heat Vapor

96

Heat Fusion

1.5

Electrical Conductivity

0.017

Thermal Conductivity 

0.033

Specific Heat Capacity

0.045

Electron Shell 

2,8,18,18,9,2

Orbital

5d1

 

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