Igcse Model Questions Vol1 2025 Chemistry Question 36
Practice objective / multiple choice question 36 from the 2025 Igcse Model Questions Vol1 Chemistry examination.
Using the formula \(\%\text{ionic}=\bigl(1-e^{-0.25(\Delta\chi)^2}\bigr)\times100\), where \(\Delta\chi\) is the difference in electronegativity between the two bonded atoms, calculate the percent ionic character of the Na-Cl bond (EN Na = 0.93, EN Cl = 3.16) and of the C-F bond (EN C = 2.55, EN F = 3.98). State which bond is more ionic.
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This is Igcse Model Questions Vol1 2025 Chemistry Question 36. It is one of the objective questions from the 2025 Igcse Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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