1.5 - Variation of Ionization Energy
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Practice Questions
Test your understanding with targeted questions
What is ionization energy?
💡 Hint: Think about how difficult it is to remove something from an atom.
Does ionization energy increase or decrease across a period?
💡 Hint: Recall the trend secret of nuclear charge.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does ionization energy refer to?
💡 Hint: Focus on what happens to the electrons in this process.
Ionization energy generally increases as you move from left to right across a period.
💡 Hint: Remember how protons are changing as you move through the table.
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Challenge Problems
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Calculate and compare the ionization energies of potassium (K) and arsenic (As). Explain your reasoning based on periodic trends.
💡 Hint: Refer back to the shielding and distance concepts we've discussed.
Design an experiment to measure the ionization energy of a gas-phase element using a photoelectron spectrometer. Outline the key steps of your methodology.
💡 Hint: Focus on the relationship between energy, force applied, and electron movement!
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