class 11 NCERT books

SCIENCE
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1. Physics
       Hindi medium part 1 / part 2 , English medium part 1 / part 2

2. Chemistry
      Hindi medium part 1 / part 2 , English medium  part 1 / part 2

3.  Mathematics
       Hindi medium part 1 / part 2 , English medium  part 1 / part 2

4. Biology 
      Hindi medium part 1 / part 2 , English medium  part 1 / part 2