Practice Variation In Atomic And Ionic Sizes Of Transition Metals (4.3.2)

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6 sample questions

Question 1.
What happens to the ionic radius as atomic number increases in transition metals?
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Think about nuclear charge and electron shielding.
Question 2.
Define lanthanoid contraction.
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Consider how atomic constructs affect size.
3Question 3.
What is the main reason for the decrease in ionic radius across a period of transition metals?
- Increase in neutron number
- Increase in nuclear charge
- Decrease in electron density
- Enhanced electron shielding
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Consider the atomic structure and forces at play.
4Question 4.
True or False: The size of 5d series elements is always greater than the 4d series.
- True
- False
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Think about how atom structure changes with layers.
Question 5.
Discuss the significance of lanthanoid contraction in modern material sciences.
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Think about how element properties shape technology.
Question 6.
Explain the challenges faced in the separation of lanthanides based on their similar radii.
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Consider real-world applications and separation methods.

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