Unit#3: Periodic table and periodicity of properties | Chemistry class 9 in Urdu/Hindi
General Introduction, Overview, Introduction of Periodic table, previous knowledge, initial efforts of scientists for periodic table, history of periodic table, significant feature of periodic table, Dobereiner's triads, Newland's octaves, Mendeleev's periodic table, Henry moseley, modern periodic law, Silent features of periodic table, infographical explanation of periodic table, periodicity of properties of periodic table, Atomic radius, Shielding effect or Screening effect, ionization energy, electron affinity, electronegativity, infographical explanation of periodicity of properties of periodic table.
01 | Summarize whole unit | Unit#3 | Chemistry class 9 in Urdu/Hindi
This chapter touches upon topics such as Periodic table and periodicity of properties along their infographical explanation and much more.