What is the best book for iit 2018 ??

Hello dear,

Some of the books for physics are:

• H.C. verma concept of physics part 1
• H.c. verma concept of physics part 2
• IIT JEE physics by D.c. pandey
• Problems in general physics by I.E. Irodov
• Problems in physics by s.s. krotov

Some books of chemistry are:

• NCERT books ( for theory)
• IIT chemistry by O.P tandon
• Complete chemistry for JEE Main by NCERT

some of books for mathematics are:

• IIT mathematics by R.D. sharma
• The pearson guide to complete mathematics for jee by SL Loney

All the best!