Here I am giving you name of some best books for preparation of IIT JEE entrance examination for admission in B tech course of IIT colleges below

Physics
MECHANICS
Physics by H.C. Verma
Circuits devices and systems by R.J. Smith
Problems in physics by I.E. Irodov
Problems in physics by I.E. Irodov
Resnick and Halliday
ELECRICITY AND MAGNETISM
Resnick and Halliday

OPTICS
Physics by H.C. Verma

MODERN PHYSICS
Physics by H.C. Verma
Physics by H.C. Verma
Resnick and Halliday
Problems in Physics by I.E. Irodov
HEAT AND WAVES

Maths
ALGEBRA
High school mathematics by Hall and Knight
IIT Maths by M.L. Khanna
CALCULUS
ANALYTIC GEOMETRY BY G.N.Berman
Calculus and analytic geometry by Thomas and Finney
Coordinate geometry by Loney
IIT Maths by M.L. Khanna,I.A.Maron

Shanti Narayan Vector
W. Feller Introduction Probability & Its Applications
Arihant Prakshan Vector and 3D Geometry
Tata McGraw Hill (TMH) Mathematics
J. Edward Calculus
R. S. Aggarwal Maths XIth and XIIth
V. Govorov,N. Miroshin and S. Smirnova Problems in Mathematics
Barnard and Child Higher Algebra
Dr. Gorakh Prasad Co-ordinate Geometry
K.P. Basu Algebra made easy
Patapov DoroFeev Elementy Maths
Krechmar Maths
G. N. Berman A problem book in mathematical Analysis

Chemistry
ORGANIC CHEMISTRY
Morrison & Boyd
Solutions to Morrison Boyd
Reaction mechanism in Organic Chemistry by Parmar ∓ Chawla

INORGANIC CHEMISTRY
NCERT Inorganic Chemistry
Concise Inorganic Chemistry by J.D. Lee
IIT Chemistry by O.P. Aggarwal
GENERAL CHEMISTRY
J.D. Lee
O.P. Aggarwal
R.C.Mukerjee