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Friday, May 4, 2018

Physical chemistry

This is a post on Physical chemistry (as demanded by most people).
This branch of chemistry is somewhat similar to Physics and people are fond of it because it involves least mugging out of the 3 branches of JEE chemistry
The chapter on mole concept is most important.
There are other chapters :

Stoichiometry : This was the most difficult chapter for me because I couldn't decipher the secrets of this chapter till the end of my preparation. You are expected to know a number of redox reactions (potassium dichromate , potassium permanganate , sulphur dioxide , hydrogen peroxide etc etc). So you will be comfortable with this chapter only after completing inorganic chemistry. So be patient here.
Equilibrium : Easiest and my favourite. Most logical. Make sure that you are strong not only in numericals but also on theory based problems of this chapter.
Thermodynamics : Difficult one. The material available in market is flooded with second and third law of thermodynamics in detail. But that's something useless. Third law is not in syllabus and second law - only brief discussion + entropy calculation is there in syllabus. Make sure that you are comfortable with thermochemistry.
Chemical Kinetics : again an easy one with very little syllabus
Electro-chemistry : BIG GUN! Just 1 equation - "Nernst's equation" and unlimited applications. If you are not comfortable with any of the above mentioned chapter then this one's gonna be a nightmare
States of matter : simple one but cover liquid states thoroughly(the colligative properties part)
Nuclear Chemistry : easy one. But make sure you know the terms , definitions and properties
Surface Chemistry : is this a part of physical chemistry ?? Most take it as inorganic chemistry. Don't ignore this one or else you are going to regret (for proof check JEE 2012 paper). NCERT is must here.