I am Akhil..! I Need your help..I tend to copy some times in exams which i never used to do before..So I am very must lagging in maths physics and chemistry..i am mentally depressed..! Problem is how to solve all problems..because a problem has different formulas and many concepts in one problem..it really takes time even to practise.. and to do..Please solve my problem>>!! I beg you..tell me how to study for iit also.>!

Reference Books for Engineering Entrance Exam

Chemistry
NCERT Chemistry text books of class XI and class XII (usually sufficient)
Organic Chemistry by Morrison and Boyd (only for understanding concepts)
Arihant Organic Chemistry Objective (Optional)
Organic, Physical and Inorganic Chemistry books by OP Tandon
Physical Chemistry by RC MukherjeeMathematics
NCERT class XI and class XII books (all students should start with these early)
For best concepts you can purchase ‘IIT Mathematics’ by ML Khanna
New Pattern IITJEE Mathematics of Arihant Publications by Dr SK Goyal
Books by SL Loney (Good for coordinate Geometry and Trigonometry)
RD Sharma
GN Bernnam – only use it for calculus as other sections are too advanced for JEEPhysics
NCERT Physics for Class XI and XII (good introduction)
Concepts of Physics, Vol.-I & II, by HC Verma
Physics by D.C. Pandey, Arihant Publications
Fundamentals of Physics, by Halliday, Resnik and Walker (Optional)