as per chemistry is concerned i would suggest u to refer to solomons for concept building in organic and op tandon for physical chemistry and finally revising from arihant series and p bahadur!!!!!! actually i too have went through a same phase in the month of march and april but what i said above has helped me a lot and i hope it also helps u!!!!!!!!!! please rate if helped!!!!!!!!!
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RATE ME FOR MY EFFORTS.......