Mischmetal is a highly specialized, pyrophoric metallurgical alloy extensively utilized to manufactu β d and f Block Elements Chemistry Question
Question
Mischmetal is a highly specialized, pyrophoric metallurgical alloy extensively utilized to manufacture sparking flints for gas lighters. According to its standard, universally documented commercial formulation, what is its primary elemental composition?
Answer: B
π‘ Solution & Explanation
Mischmetal is an alloy consisting almost entirely of inner transition elements. Its specific composition is $\approx 95\%$ Lanthanides (predominantly Cerium at $\approx 50\%$ and Lanthanum) alloyed with exactly $5\%$ Iron to impart structural integrity and sparking capability.
π¬Ask on WhatsApp β
Still have doubts about this question?
Send it to our AI chemistry tutor on WhatsApp β gets answered in minutes