2019 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE-MAIN 2019

Poly- $\beta$-hydroxybutyrate-co- $\beta$-hydroxyvalerate (PHBV) is a copolymer of $\_\_\_\_$ .

JEE Main Chemistry Easy

View Solution →

Q JEE MAIN 2019

If a circle of radius R pases through the origin O and intersects the coordinate axes at A and B, then the locus of the...

JEE Main Mathematics Medium

View Solution →

Q JEE MAIN_2019_

Which of the following is a condensation polymer?

JEE Main Chemistry Medium

View Solution →

Q JEE MAIN_2019_

The graph between $|\psi|^2$ and r(radial distance) is shown below. This represents i.

JEE Main Chemistry Easy

View Solution →

Q JEE MAIN 2019

The increasing order of reactivity of the following compounds towards aromatic electrophilic substitution reaction is

JEE Main Chemistry Easy

View Solution →

Q JEE MAIN 2019

If ${ }^{\mathrm{n}} \mathrm{C}_4,{ }^{\mathrm{n}} \mathrm{C}_5$ and ${ }^{\mathrm{n}} \mathrm{C}_6$ are in A.P., then n can be :

JEE Main Mathematics Easy

View Solution →

Q JEE MAIN 2019

The number of integral values of $m$ for which the quadratic expression, $(1+2 m) x^2-2(1+3 m) x+4(1+m)$, $x \in R$, is always positive, is:

JEE Main Mathematics Easy

View Solution →

Q JEE-MAIN 2019

In the following reaction

JEE Main Chemistry Easy

View Solution →

Q JEE MAIN_2019_

The oxoacid of sulphur that does not contain bond between sulphur atoms is :

JEE Main Physics Medium

View Solution →

Q JEE MAIN 2019

The major product of the following reaction is

JEE Main Chemistry Easy

View Solution →