11/21/2025 · 5 min read
Distinguishing Alkanes vs Alkenes in ChemistryLearn how to tell alkanes and alkenes apart using tests, structures, and reaction behaviour for IB Chemistry.
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11/21/2025 · 5 min read
Half-Life Explained for IB ChemistryLearn what half-life means, how it is calculated, and why it is key to understanding radioactive decay in IB Chemistry.
11/21/2025 · 5 min read
Trends in Atomic Radius ExplainedLearn why atomic radius changes across periods and down groups, and how nuclear charge and shielding determine atomic size.