D And F Block Elements 01 Ques9
Question: Which of the following lanthanoid alloys is known for its strong magnetic properties?
Options:
A) Mischmetal
B) Neodymium-iron-boron
C) Cerium-aluminum
D) Europium-silver
Show Answer
Answer: b
Explanation:
A) Mischmetal is not known for strong magnetic properties.
B) Neodymium-iron-boron alloy is known for its strong magnetic properties and is used in powerful permanent magnets.
C) Cerium-aluminum alloy is not known for strong magnetic properties.
D) Europium-silver alloy is not known for strong magnetic properties.
BETA
