Classification of Elements & Periodicity
ChemistryClass 11
Learn periodic trends, ionization enthalpy, electron gain enthalpy, and electronegativity. 2-3 NEET questions.
Key Topics in this Chapter
Periodic trendsIonization enthalpyElectron gainElectronegativityAtomic radius
Interactive 3D Labs for this Chapter
Ionisation Enthalpy
3DIonisation Enthalpy — Pull an Electron
2–3 Q/year NEET questions
Electron Gain Enthalpy
3DElectron Gain Enthalpy — Feed the Atom
2–3 Q/year NEET questions
Periodic Trends 3D
3DPeriodic Trends in 3D - Ionisation, Radius, Electronegativity & EGE
2-3 NEET questions
Isoelectronic Series 3D
3DIsoelectronic Series 3D — Same Electrons, Shrinking Clouds
2-3 NEET questions
Variable Oxidation States 3D
3DVariable Oxidation States — Stripping 4s then 3d
2-3 NEET questions
Valency & Oxidation 3D
3DValency & Oxidation States — The Number Above Every Tile
2-3 NEET questions
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