11/21/2025 · 5 min read
What Is the Shielding Effect?Learn what the shielding effect is, how inner electrons block nuclear attraction, and why this affects periodic trends in IB Chemistry.
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11/21/2025 · 6 min read
Catalyst Poisoning Explained SimplyLearn what catalyst poisoning is, how catalysts become deactivated, and why this matters in industrial and IB Chemistry processes.
11/21/2025 · 5 min read
Sigma and Pi Bonds ExplainedLearn the difference between sigma and pi bonds, how they form, and why they matter in IB Chemistry bonding and structure.