11/18/2025 · 7 min read
What Is the Periodic Trend for Atomic Radius?Learn how atomic radius changes across periods and groups, why the trend occurs, and how to use it confidently in IB Chemistry exams.
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Page 10 of 210 - Discover expert study guides, exam tips, and educational insights. Access proven strategies from education professionals to help you succeed in your IB DP, AP, A-Level, and university preparation.
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11/18/2025 · 5 min read
What Is the pH of a Neutral Solution at 25°C?Learn why the pH of a neutral solution is 7 at 25°C and how temperature affects neutrality in IB Chemistry.
11/18/2025 · 6 min read
Exothermic Reactions Explained for IB ChemistryLearn what exothermic reactions are, why they release heat, and how to explain them clearly in IB Chemistry exams.