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Lanthanum

  Lanthanum is used in mischmetal, which is an alloy of rare earth metals.  Commonly 50% Ce and 25% La with other elements.  Mischmetal is...

 

Atomic # = 57 Atomic weight = 138.906

Atomic # = 57
Atomic weight = 138.906

Lanthanum is used in mischmetal, which is an alloy of rare earth metals.  Commonly 50% Ce and 25% La with other elements.  Mischmetal is used as the flint in lighters.

 

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