Engineering Chemistry

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What are the important chapters in chemistry for jee mains?

sachin 4th Nov, 2017

Chemistry is divided in 3 parts:

Inorganic Chemistry

Organic Chemistry

Physical Chemistry

As per last year paper analysis, Chemical bonding and S-block in inorganic chemistry, Alkyl Hallide, Alcohol & Ether (Reaction Mechanism) in organic chemistry and Mole Concept & Thermodynamics and Thermochemistry in physical chemistry were the high weightage topics.

You can check last 2 years JEE Main paper analysis to check topics wise weightage in each 3 subjects (Physics, Chemistry and Mathematics):

JEE Main 2017 Paper Analysis
JEE Main 2016 Paper Analysis

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354 Views

Is GRB chemistry helpful?

Anonymous 1st Nov, 2017

If you are preparing for JEE exam there are many other good reference books which are recommended for preparation which will help you more then GRB. Firstly, you should go for NCERT books as syllabus is based on them and it will help you to build strong concepts and fundamentals which will help you to score good marks. After NCERT you can refer book by OP Tadon, Morrison and Boyd and J. D. Lee. Good Luck!!

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how to find total resonating structures in given compound

Sunil Su. 29th Nov, 2018

Hello ruchir
Thanks for contacting careers360.
Finding resonating structures in a given compound requires isolating all possible varients of covalent bonds possible in a chemical compound and identifying the potential for pi bonds to be shared between two subsituent atoms of equal electronegativity
Also,to make it clear break extra bonds and represent it with dotted line and convert charge in parts accordingly to the question given and place it

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