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Which of the following lanthanides is used in making strong permanent magnets?

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Question: Which of the following lanthanides is used in making strong permanent magnets?

Options:

  1. Cerium
  2. Neodymium
  3. Samarium
  4. Europium

Correct Answer: Neodymium

Solution: 

Neodymium is used in making strong permanent magnets due to its magnetic properties.

Which of the following lanthanides is used in making strong permanent magnets?

Practice Questions

Q1
Which of the following lanthanides is used in making strong permanent magnets?
  1. Cerium
  2. Neodymium
  3. Samarium
  4. Europium

Questions & Step-by-Step Solutions

Which of the following lanthanides is used in making strong permanent magnets?
Correct Answer: Neodymium
  • Step 1: Understand what lanthanides are. They are a group of 15 chemical elements in the periodic table, from lanthanum to lutetium.
  • Step 2: Learn about permanent magnets. These are magnets that maintain their magnetic properties over time without needing electricity.
  • Step 3: Identify which lanthanides are known for their magnetic properties. Neodymium is one of them.
  • Step 4: Recognize that neodymium is specifically used to make strong permanent magnets because it has excellent magnetic properties.
  • Step 5: Conclude that neodymium is the correct answer to the question.
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