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Course: AP??/College Chemistry?>?Unit 1
Lesson 6: Periodic trends- Periodic trends and Coulomb's law
- Atomic and ionic radii
- Ionization energy: group trend
- Ionization energy: period trend
- First and second ionization energy
- Worked example: Identifying an element from successive ionization energies
- Electron affinity: period trend
- Electronegativity
- Periodic trends
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Periodic trends
You might need: Periodic table
Problem
The first two ionization energies for beryllium are shown below.
Which of the following identifies the most probable value for the third ionization energy for and provides the best justification?