Question

What is mischmetal? Give its composition and uses?

Answer 1

Mischmetal is an alloy of rare earth elements. It is also called cerium mischmetal, rare mischmetal. A typical composition includes approximately 50℅ cerium and 25℅ lanthum with small amounts of neodymium and praseodymium. Mischmetal is also used as a deoxider in various alloys and to remove oxygen in vacuum tubes

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