2.3 - Electronegativity and Atomic/Ionic Radii Trends
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Practice Questions
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What does electronegativity measure?
💡 Hint: Think about atoms in bonds.
Which element has the highest electronegativity?
💡 Hint: It's in group 17 of the periodic table.
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Interactive Quizzes
Quick quizzes to reinforce your learning
Which element has the highest electronegativity?
💡 Hint: It's part of the halogens.
True or False: The atomic radius increases down a group.
💡 Hint: Think about how energy levels affect distance.
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Challenge Problems
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Using the electronegativity values, predict the type of bond that would form between Nitrogen (3.04) and Hydrogen (2.20). Explain your reasoning.
💡 Hint: Calculate the difference and refer to the bond classification criteria.
If you had an isoelectronic series of ions, predict the ionic radius trend for the ions Cl⁻, K⁺, and Ar, and justify your prediction.
💡 Hint: Consider the relationship between nuclear charge and electron repulsion for each ion.
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