chemistry – hailusuccessacademy

The Shielding Effect in modern periodic table

The shielding effect is the decrease in attraction between the nucleus and the valence electrons caused by the presence of inner (core) electrons. Trends in the Periodic Table 1. Across a Period (Left to Right) 2. Down a Group (Top to Bottom) Summary Table for Students Direction Shielding Effect Change Why? Across a Period Constant […]

5 Study Techniques to Master Chemistry Concepts

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Chemistry is often called the “central science” because it connects physics to life sciences and environmental sciences. While it can feel complex, mastering chemistry isn’t about memorizing—it’s about understanding the “why” behind the reactions. At Hailu Success Academy, we believe every student can excel in chemistry with the right approach. Here are five study techniques

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