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## JEE Advanced 2021 Paper 1 Online

Exam Held on Sun Oct 03 2021 09:00:00 GMT+0000 (Coordinated Universal Time)
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## Chemistry

The major product formed in the following reaction of <br><br><img src="https://...
Among the following, the conformation that corresponds to the most stable confor...
For the given close packed structure of a salt made of cation X and anion Y show...
The calculated spin only magnetic moments of [ Cr(NH<sub>3</sub>)<sub>6</sub>]<s...
For the following reaction scheme, percentage yields are given along the arrow:<...
For the following reaction scheme, percentage yields are given along the arrow:<...
For the reaction, X(s) $$\rightleftharpoons$$ Y(s) + Z(g), the plot of $$\ln {{p... For the reaction, X(s)$$\rightleftharpoons$$Y(s) + Z(g), the plot of$$\ln {{p...
The boiling point of water in a 0.1 molal silver nitrate solution (solution A) i...
The boiling point of water in a 0.1 molal silver nitrate solution (solution A) i...
Given : <br><br><img src="https://app-content.cdn.examgoal.net/fly/@width/image/...
The reaction of Q with PhSNa yields an organic compound (major product) that giv...
The correct statement(s) related to colloids is (are)
An ideal gas undergoes a reversible isothermal expansion from state I to state I...
The correct statement(s) related to the metal extraction processes is (are) :
A mixture of two salts is used to prepare a solution S, which gives the followin...
The maximum number of possible isomers (including stereoisomers) which may be fo...
In the reaction given below, the total number of atoms having sp<sup>2</sup> hyb...
The total number of possible isomers for [Pt(NH<sub>3</sub>)<sub>4</sub>Cl<sub>2...

## Mathematics

Consider a triangle $$\Delta$$ whose two sides lie on the x-axis and the line x ...
The area of the region <br/><br/>$$\left\{ {\matrix{ {(x,y):0 \le x \le {9 \o... Consider three sets E<sub>1</sub> = {1, 2, 3}, F<sub>1</sub> = {1, 3, 4} and G<s... Let$$\theta$$<sub>1</sub>,$$\theta$$<sub>2</sub>, ........,$$\theta$$<sub>10<... Three numbers are chosen at random, one after another with replacement, from the... Three numbers are chosen at random, one after another with replacement, from the... Let$$\alpha$$,$$\beta$$and$$\gamma$$be real numbers such that the system of... Let$$\alpha$$,$$\beta$$and$$\gamma$$be real numbers such that the system of... Consider the lines L<sub>1</sub> and L<sub>2</sub> defined by <br><br>$${L_1}:x\...
Consider the lines L<sub>1</sub> and L<sub>2</sub> defined by <br><br>$${L_1}:x\... For any 3$$\times$$3 matrix M, let | M | denote the determinant of M. Let<br><... Let f : R$$\to$$R be defined by$$f(x) = {{{x^2} - 3x - 6} \over {{x^2} + 2x +...
Let E, F and G be three events having probabilities $$P(E) = {1 \over 8}$$, $$P(... For any 3$$\times$$3 matrix M, let |M| denote the determinant of M. Let I be t... For any positive integer n, let S<sub>n</sub> : (0,$$\infty$$)$$\to$$R be def... For any complex number w = c + id, let$$\arg (w) \in ( - \pi ,\pi ]$$, where$$...
For x $$\in$$ R, the number of real roots of the equation $$3{x^2} - 4\left| {{x... In a triangle ABC, let AB =$$\sqrt {23} $$, BC = 3 and CA = 4. Then the value o... Let$$\overrightarrow u $$,$$\overrightarrow v $$and$$\overrightarrow w $$be... ## Physics The smallest division on the main scale of a Vernier calipers is 0.1 cm. Ten div... An ideal gas undergoes a four step cycle as shown in the P-V diagram below. Duri... An extended object is placed at point O, 10 cm in front of a convex lens L<sub>1... A heavy nucleus Q of half-life 20 minutes undergoes alpha-decay with probability... A projectile is thrown from a point O on the ground at an angle 45$$^\circ$$fro... A projectile is thrown from a point O on the ground at an angle 45$$^\circ$$fro... In the circuit shown below, the switch S is connected to position P for a long t... In the circuit shown below, the switch S is connected to position P for a long t... Two point charges$$-$$Q and +Q/$$\sqrt 3 $$are placed in the xy-plane at the o... Two point charges$$-$$Q and +Q/$$\sqrt 3 $$are placed in the xy-plane at the o... A horizontal force F is applied at the center of mass of a cylindrical object of... A wide slab consisting of two media of refractive indices n<sub>1</sub> and n<su... A particle of mass M = 0.2 kg is initially at rest in the xy-plane at a point (x... Which of the following statement(s) is(are) correct about the spectrum of the hy... A long straight wire carries a current, I = 2 ampere. A semi-circular conducting... A cylindrical tube, with its base as shown in the figure, is filled with water. ... An$$\alpha-particle (mass 4 amu) and a singly charged sulphur ion (mass 32 am...
A thin rod of mass M and length a is free to rotate in horizontal plane about a ...
A small object is placed at the center of a large evacuated hollow spherical con...

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