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Radioactivity by JH Sir

JH Sir is known for his simplified chemistry teaching techniques and students have fondly coined JH Sir as HIRWANI DEVELOPED FAST CALCULATION (H.D.F.C) and re-named him as JARA HATKE(J.H. SIR). This course by JH Sir focuses on Radioactivity of Physical chemistry.

  • Master the concept of Radioactivity of JEE (Main & Advanced) Physical chemistry syllabus.
  • Covers the complete chapter of Radioactivity of Physical chemistry for class 12th CBSE, ISC and other state boards.
  • Designed and Developed by the experienced faculty of KOTA (JH Sir-IIT Kharagpur Alumni).

The spirit of this course lies in strategy formulation encompasses focused, regular preparation and timely revision of important concepts & problems.

  • Lecture videos are enriched with basics and advanced concepts.
  • DPPs are provided in support to these video lectures.
  • One can starts from the basics and gradually expands his/her knowledge and understanding of the Radioactivity Chapter.
  • Medium of Instruction of this course is English.
Subject Chemistry Medium English Target XI,XII,XIII Class Language English + Hindi
Category Topic Based Total/Available Lectures 4 Videos Coming Soon Lectures 0 Videos Study Material PDF Files
Course Range

Nuclear Reactions, Radioactivity, Reason of Raddioactivity,Changes caused by emission of α,β,γ Particle,Group Displacement Law, Calculation of No. of α,β,γ Particle, Radioactive Disintegration series,Iso Series [Isotopes, Isotones, Isoelectronic, Isostructural,Isodaipher, Isoters],Formation of Isotope, Isobars and Isodaipher,Radioactive disintegration Law (Related to first order Kinetics, t1/2, Graphs, Questions),Units of Radioactivity, Application of Radioacvtivity, Determination of Age of Rack, Determination of Age of Wodden article (Radio carbon dating),Nuclear Fission and Fusion,Numerical Examples.


  • Must for class 12th studying students who want to do well in school/board examination and preparing for JEE Main & Advanced Exams.
  • Ideal for class 12th pass (13th) students who are preparing for JEE Main & Advanced Exams.
  • Essential for JEE Main & Advance Exam preparations.

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