Historical Background of Periodic table| Class 11(first year) Chemistry New Book 2025| Chapter 1

Historical Background of Periodic table| Class 11(first year) Chemistry New Book 2025| Chapter 1

This video explains: (1) What is a periodic table? (2) Contribution of Antonie Lavoisier (3) Dobereiner's Triads (4) Newland: Law of octaves (5) Lothar Meyer: atomic volume curves (6) Mendeleev's periodic table (7) Moseley: Discovery of atomic number (8) Modern periodic law #periodictable #historicalbackground #dobereinertriads #lawofoctaves #lotharmeyeratomicvolumecurves #Mendeleevperiodictable #modernperiodiclaw #class11chemistrychapter1 #class11chemistry #newbook2025 #newbook #newsyllabus2025 #newsyllabus M Awais (MPhil Chemistry) Whatsapp number: 03078981267