Periodic Table Blog

How to read the periodic table, understand periodic trends and learn the 118 elements, with the interactive Periodic Table and its element pages.

• How to Read the Periodic Table: Groups, Periods, Blocks and CategoriesLearn how to read the periodic table by understanding periods, groups, blocks, categories, tile details, and isotopic mass notations for chemistry.
• Periodic Trends Made Simple: Atomic Radius, Ionisation Energy and ElectronegativityLearn periodic trends in atomic radius, ionisation energy, and electronegativity with clear principles of nuclear charge, shielding, and key exceptions.
• Electron Configuration and the s, p, d, f Blocks: Reading It Straight off the TableLearn how to read electron configurations straight from the periodic table blocks, understand d-block shifts, anomalous stability, and cation formation.
• Transition Metals, Lanthanides and Actinides: What Makes the d- and f-Block DifferentUnderstand how d-block transition metals differ from lanthanides and actinides through orbital filling, oxidation states, and contraction effects.
• How to Learn the 118 Elements for Exams Without Rote-Memorising All of ThemLearn the 118 periodic elements for chemistry exams through families, blocks, Latin symbols, and active recall without stressful rote memorisation.