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Atomic Radius: Definition, Formula & Example

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Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

Atomic radius _____ across a period and _____ down a group.

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1. Electrostatic forces are important in affecting the atomic radius by influencing _____.

2. Calculating atomic radius simply requires knowing _____.

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About This Quiz & Worksheet

This quiz will allow you to test your current understanding of atomic radius by having you answer a few questions. The quiz questions deal with electrostatic forces, atomic models, and radius calculations.

Quiz & Worksheet Goals

The assessment will test your knowledge of the following material:

  • Atomic radius distance
  • Effect on atomic radius by electrostatic forces
  • Values necessary to calculate atomic radius
  • Foundational model used to determine the atomic radius
  • Pattern of atomic radius in the periodic table

Skills Practiced

This assessment will help develop your skills in the following:

  • Reading comprehension - ensure that you draw the most important information from the related lesson on atomic radius
  • Information recall - access the knowledge you've gained regarding atomic radius to answer questions about finding its value
  • Making connections - use understanding of the concept of periodic table trends and apply that to atomic radius
  • Knowledge application - use your knowledge of atomic radius to answer questions about how to solve for it and the necessary information you will need to determine it

Additional Learning

If you would like to learn more about this subject matter you can review the accompanying lesson called Atomic Radius: Definition, Formula & Example. The lesson covers the following material:

  • Periodic table trends
  • Effective charge and electrostatic forces in an atom
  • How atomic radii are defined
  • Non-bonding radius of an atom
  • Atomic radii calculation
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