Ionization Energy Chemistry Quiz Form
Test your knowledge of ionization energy concepts and trends in chemistry. Please answer all questions below.
What is ionization energy?
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The energy required to remove an electron from a gaseous atom
The energy released when an electron is added to a neutral atom
The energy required to split a molecule into atoms
The energy needed to form a covalent bond
Which element has the highest first ionization energy?
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Helium (He)
Fluorine (F)
Lithium (Li)
Sodium (Na)
Ionization energy generally increases across a period from left to right. True or False?
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True
False
Write the electron configuration for sodium (Na).
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Which of the following has the lowest ionization energy?
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Potassium (K)
Calcium (Ca)
Magnesium (Mg)
Aluminum (Al)
Explain why noble gases have high ionization energies.
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What happens to ionization energy as you move down a group in the periodic table?
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It increases
It decreases
It remains the same
Which factor does NOT affect ionization energy?
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Atomic radius
Nuclear charge
Number of isotopes
Electron shielding
State the trend in ionization energy across Period 2 of the periodic table.
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What is the main reason for the increase in ionization energy across a period?
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Increasing atomic radius
Increasing nuclear charge
Increasing number of energy levels
Increasing electron shielding
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