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JEE Main 2019 (Online) 11th January Evening Slot

Exam Held on Fri Jan 11 2019 09:30:00 GMT+0000 (Coordinated Universal Time)
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Chemistry

The correct match between Item I and Item II is : <br><br><style type="text/css"...
For the equilibrium, <br>2H<sub>2</sub>O $$\rightleftharpoons$$ H<sub>3</sub>...
The correct option with respect to the Pauling electronegativity values of the e...
The radius of the largest sphere which fits properly at the centre of the edge o...
The higher concentration of which gas in air can cause stiffness of flower buds ...
K<sub>2</sub>Hgl<sub>4</sub> is 40% ionised in aqueous solution. The value of it...
The de Broglie wavelength ($$\lambda $$) associated with a photoelectron varies ...
Match the following items in column I with the corresponding items in column II....
The reaction, MgO(s) + C(s) $$ \to $$ Mg(s) + CO(g), for which $$\Delta $$<sub>r...
$$\underline A \,\,\buildrel {4KOH,{O_2}} \over \longrightarrow \,\,\mathop {2\...
The reaction that does NOT define calcination is :
25 ml of the given HCl solution requires 30 mL of 0.1 M sodium carbonate solutio...
Taj Mahal is being slowly disfigured and discoloured. This is primarily due to :...
The standard reaction Gibbs energy for a chemical reaction at an absolute temper...
Among the colloids cheese (C), milk (M), and smoke (S), the correct combination ...
A compound 'X' on treatment with Br<sub>2</sub>/NaOH, provided C<sub>3</sub>H<su...
The reaction 2X $$ \to $$ B is a zeroth order reaction. If the initial concentra...
The correct match between Item I and Item II is : <br><br><style type="text/css...
The number of bridging CO ligand(s) and Co-Co bond(s) in Co<sub>2</sub>(CO)<sub>...
Given the equilibrium constant: <br><br>K<sub>C</sub> of the reaction : <br><b...
The relative stability of +1 oxidation state of group 13 elements follows the or...
The hydride that is NOT electron deficient
The coordination number of Th in K<sub>4</sub>[Th(C<sub>2</sub>O<sub>4</sub>)<su...
The major product obtained in the following reaction is : <br><br><img src="http...
The major product of the following reaction is : <br><br><img src="https://imag...
Which of the following compounds reacts with ethylmagnesium bromide and also dec...
The homopolymer formed from 4-hydroxy-butanoic acid is :
The major product obtained in the following conversion is <img src="https://imag...
In the following compound, <br><br><img src="https://imagex.cdn.examgoal.net/F...
Which of the following compounds will produce a precipitate with AgNO<sub>3</sub...

Mathematics

The solution of the differential equation, <br><br>$${{dy} \over {dx}}$$ = (x –...
The number of functions f from {1, 2, 3, ...., 20} onto {1, 2, 3, ...., 20} such...
Let K be the set of all real values of x where the function f(x) = sin |x| – |x|...
Let z be a complex number such that |z| + z = 3 + i (where i = $$\sqrt { - 1} $$...
If 19<sup>th</sup> term of a non-zero A.P. is zero, then its (49<sup>th</sup> te...
If&nbsp;&nbsp;$$\left| {\matrix{ {a - b - c} &amp; {2a} &amp; {2a} \cr {...
Let $$\alpha $$ and $$\beta $$ be the roots of the quadratic equation x<sup>2</s...
Let (x + 10)<sup>50</sup> + (x $$-$$ 10)<sup>50</sup> = a<sub>0</sub> + a<sub>1<...
$$\mathop {\lim }\limits_{x \to 0} {{x\cot \left( {4x} \right)} \over {{{\sin }^...
The area (in sq. units) in the first quadrant bounded by the parabola, y = x<sup...
Two lines $${{x - 3} \over 1} = {{y + 1} \over 3} = {{z - 6} \over { - 1}}$$ and...
If &nbsp;&nbsp;$$\int {{{x + 1} \over {\sqrt {2x - 1} }}} \,dx$$ = f(x) $$\sqrt ...
Let A and B be two invertible matrices of order 3 $$ \times $$ 3. If det(ABA<sup...
Let a function f : (0, $$\infty $$) $$ \to $$ (0, $$\infty $$) be defined by f(x...
Contrapositive of the statement " If two numbers are not equal, then their squar...
The integral&nbsp;&nbsp;$$\int\limits_{\pi /6}^{\pi /4} {{{dx} \over {\sin 2x\le...
Let f(x) = $${x \over {\sqrt {{a^2} + {x^2}} }} - {{d - x} \over {\sqrt {{b^2} +...
Let the length of the latus rectum of an ellipse with its major axis along x-axi...
Let&nbsp;&nbsp;S = {1, 2, . . . . . ., 20}. A subset B of S is said to be "nice...
If a hyperbola has length of its conjugate axis equal to 5 and the distance betw...
Let x, y be positive real numbers and m, n positive integers. The maximum value ...
If the point (2, $$\alpha $$, $$\beta $$) lies on the plane which passes through...
Let S<sub>n</sub> = 1 + q + q<sup>2</sup> + . . . . . + q<sup>n</sup> and T<su...
Let $$\sqrt 3 \widehat i + \widehat j,$$&nbsp;&nbsp;&nbsp;&nbsp;$$\widehat i + \...
All x satisfying the inequality (cot<sup>–1</sup> x)<sup>2</sup>– 7(cot<sup>–1</...
Given $${{b + c} \over {11}} = {{c + a} \over {12}} = {{a + b} \over {13}}$$ for...
A bag contains 30 white balls and 10 red balls. 16 balls are drawn one by one ra...
If in a parallelogram ABDC, the coordinates of A, B and C are respectively (1, 2...
If the area of the triangle whose one vertex is at the vertex of the parabola, y...
A circle cuts a chord of length 4a on the x-axis and passes through a point on t...

Physics

The region between y = 0 and y = d contains a magnetic field $$\overrightarrow B...
In a double-slit experiment, green light (5303$$\mathop A\limits^ \circ $$) fal...
Two rods A and B of identical dimensions are at temperature 30<sup>°</sup>C. If ...
When 100 g of a liquid A at 100<sup>o</sup>C is added to 50 g of a liquid B at t...
A simple pendulum of length 1 m is oscillating with an angular frequency 10 rad/...
An electric field of 1000 V/m is applied to an electric dipole at angle of 45<su...
A metal ball of mass 0.1 kg is heated upto 500<sup>o</sup>C and dropped into a v...
A monochromatic light is incident at a certain angle on an equilateral triangula...
A paramagnetic substance in the form of a cube with sides 1 cm has a magnetic di...
The mass and the diameter of a planet are three times the respective values for ...
In a hydrogen like atom, when an electron jumps from the M-shell to the L-shell,...
A pendulum is executing simple harmonic motion and its maximum kinetic energy is...
A thermometer graduated according to a linear scale reads a value x<sub>0</sub> ...
A 27 mW laser beam has a cross-sectional area of 10 mm<sup>2</sup>. The magnitud...
A particle of mass m is moving in a straight line with momentum p. Starting at t...
In a photoelectric experiment, the wavelength of the light incident on a metal i...
A galvanometer having a resistance of 20 $$\Omega $$ and 30 divisions on both si...
A particle of mass m and charge q is in an electric and magnetic field given by ...
If speed (V), acceleration (A) and force (F) are considered as fundamental units...
A copper wire is wound on a wooden frame, whose shape is that of an equilateral ...
The magnitude of torque on a particle of mass 1 kg is 2.5 Nm about the origin. I...
A particle moves from the point $$\left( {2.0\widehat i + 4.0\widehat j} \right)...
In a process, temperature and volume of one mole of an ideal monoatomic gas are ...
A circular disc D<sub>1</sub> of mass M and radius R has two identical discs D<s...
In the circuit shown, the potential difference between A and B is : <br><br><im...
Seven capacitors, each of capacitance 2 $$\mu $$F, are to be connected in a conf...
A string is wound around a hollow cylinder of mass 5 kg and radius 0.5m. If the ...
The circuit shown below contains two ideal diodes, each with a forward resistanc...
In the experimental set up of metre bridge shown in the figure, the null point i...
An amplitude modulated signal is plotted below : <br><br><img src="https://gate...

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