Practice Electronic Configurations Of Elements And The Periodic Table (3.5) - Classification of Elements and Periodicity in Properties

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8 questions

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Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the atomic number?
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Think of the element's position in the Periodic Table.
Question 2.
State one trend observed in the Periodic Table.
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Consider the behavior of elements as you move across.
3Question 3.
What determines the position of an element in the Periodic Table?
- Atomic mass
- Atomic number
- Density
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Identify how elements are sequentially arranged.
4Question 4.
True or False: Electronegativity generally decreases down a group.
- True
- False
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Consider the effect of distance from the nucleus on electron attraction.
Question 5.
Calculate the expected ionization energy trends for a given group and justify the results.
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Think about how the size of the atoms changes.
Question 6.
Discuss how understanding the electronic configurations of elements can aid in predicting their reactivity.
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Reflect on how valence electrons determine interaction with other elements.

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