Practice Magnetic Properties (4.3.9) - The d– and f-Block Elements

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9 questions

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6 sample questions

Question 1.
What is the main difference between diamagnetic and paramagnetic substances?
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Think about the number of unpaired electrons.
Question 2.
What formula is used to calculate the magnetic moment?
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This relates to the magnetic contribution from unpaired electrons.
3Question 3.
What is paramagnetism caused by?
- Unpaired electrons
- Paired electrons
- Electrons in s orbitals
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Think about how unpaired electrons behave in a magnetic field.
4Question 4.
True or False: All substances exhibit either diamagnetism or paramagnetism.
- True
- False
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Review the definitions of both types of magnetism.
Question 5.
Given an iron ion with the electron configuration [Ar] 3d6, use the spin-only formula to calculate its magnetic moment.
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Identify the number of unpaired electrons for the ion.
Question 6.
Explain how the magnetic properties of transition metals can affect their use in technology.
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Consider applications where magnets are essential.

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