Atomic Radius and Periodic Table Patterns

Atomic Radius and Periodic Table Patterns

10th Grade

9 Qs

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Atomic Radius and Periodic Table Patterns

Atomic Radius and Periodic Table Patterns

Assessment

Passage

Chemistry

10th Grade

Practice Problem

Hard

NGSS
HS-PS1-1

Standards-aligned

Created by

Mark Debold

FREE Resource

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9 questions

Show all answers

1.

OPEN ENDED QUESTION

5 mins • 1 pt

What is the definition of atomic radius presented in the passage? Is it a simple concept or are there complexities involved? Explain.

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How do chemists typically determine the atomic radius of an element? Describe the experimental procedure. What are the key steps?

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Tags

NGSS.HS-PS1-1

3.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the general trend in atomic radius as you move down a group on the periodic table? Does the size of the atoms increase or decrease?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the general trend in atomic radius as you move across a period (from left to right) on the periodic table? Does the size of the atoms increase or decrease?

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Tags

NGSS.HS-PS1-1

5.

OPEN ENDED QUESTION

5 mins • 1 pt

How do both electron shielding and nuclear charge contribute to the trend in atomic radius across a period?

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Tags

NGSS.HS-PS1-1

6.

OPEN ENDED QUESTION

3 mins • 1 pt

As you move down a group, what is happening with the number of electron shells? How does this affect atomic radius?

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Tags

NGSS.HS-PS1-1

7.

OPEN ENDED QUESTION

10 mins • 1 pt

In your own words, summarize the main reasons for the observed trends in atomic radii, both down a group and across a period. Be sure to connect your explanations to the concepts of nuclear charge and electron shielding

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8.

DRAW QUESTION

10 mins • 1 pt

Draw a diagram to illustrate the periodic trend of atomic radii going down a group

Media Image

9.

DRAW QUESTION

10 mins • 1 pt

Draw a diagram to illustrate the concept of electron shielding. Show the nucleus, inner shell electrons, and outer shell electrons to explain how shielding affects the pull of the nucleus on the outer electrons.

Media Image