Question

Write the composition of misch metal.

Answer 1

1. Misch metal is an important alloy mainly made from rare earth elements.
2. It contains about 30-35% cerium.
3. It also has smaller quantities of other light lanthanoids like lanthanum, neodymium, and praseodymium.
4. Sometimes it contains around 5% iron.
5. Traces of sulfur, carbon, calcium, and aluminum may also be present.
6. Misch metal is used as a reducing agent in metallurgical operations and to make magnesium alloys for jet engine parts.