Chemistry - f-block Question with Solution | TestHub
Chemistryf-blockf-blockEasy2 minPYQ_2020
ChemistryEasysingle choice
The percentage of lanthanides and iron, respectively, in Misch metal are
Options:
Answer:
D
Solution:
Misch metal (from German: Misch metall – "mixed metal") is an alloy of rare earth elements. It is also called cerium misch metal, rare earth misch metal or misch metal. A typical composition includes approximately 50% cerium and 25% lanthanum, with small amounts of neodymium and praseodymium.
In misch metal alloy, the percentage of lanthanides iron are 95 and 5 respectively.
Stream:NTA_ABHYAS_NEETSubject:ChemistryTopic:f-blockSubtopic:f-block
⏱ 2mℹ️ Source: PYQ_2020
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