1.4 - Variation of Atomic Radii
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Practice Questions
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What is atomic radius?
💡 Hint: Think about how we define the boundary of an atom.
Does atomic radius increase or decrease across a period?
💡 Hint: Consider the effect of protons in the nucleus.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the atomic radius?
💡 Hint: Think about where the outermost electron is located.
As you move from left to right across a period, does the atomic radius?
💡 Hint: Remember how nuclear attraction affects electron placement.
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Challenge Problems
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Consider two elements, fluorine (F) and chlorine (Cl). Compare their atomic radii and explain your reasoning based on periodic trends.
💡 Hint: Recall how the position in the periodic table affects the atomic size.
How does the concept of atomic radii help in understanding the reactivity of elements in the periodic table?
💡 Hint: Link size to electron affinity and ionization energy.
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