Q JEE Advance 2017

The only CORRECT combination that gives two different carboxylic acid is:

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Q JEE Advance 2017

For the synthesis of benzoic acid, the only CORRECT combination is

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Q JEE Advance 2015

If $\alpha=\int_0^1\left(e^{9 x+3 \tan ^{-1} x}\right)\left(\frac{12+9 x^2}{1+x^2}\right) d x$ where $\tan ^{-1} x$ takes only principal values, then the value...

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Q JEE Advance 2015

Let $m$ and $n$ be two positive integers greater than 1 . If $\lim _{\alpha \rightarrow 0}\left(\frac{e^{\cos \left(\alpha^n\right)}-e}{\alpha^m}\right)=-\left(\frac{e}{2}\right)$, then the...

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Q JEE Advance 2017

The product S is :

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Q JEE Advance 2015

The coefficient of $x^9$ in the expansion of $(1+x)\left(1+x^2\right)\left(1+x^3\right) \ldots \ldots\left(1+x^{100}\right)$ is

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Q JEE Advance 2017

Paragraph-2 The reaction of compound P with $\mathrm{CH}_3 \mathrm{MgBr}$ (excess) in $\left(\mathrm{C}_2 \mathrm{H}_5\right)_2 \mathrm{O}$ followed by addition of $\mathrm{H}_2 \mathrm{O}$...

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Q JEE Advance 2017

The conductance of a 0.0015 M aqueous solution of a weak monobasic acid was determined by using a conductivity cell...

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Q JEE Advance 2017

A crystalline solid of a pure substance has a face-centred cubic structure with a cell edge of 400 pm ....

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Q JEE Advance 2017

The colour of the $\mathrm{X}_2$, molecules of group 17 elements changes gradually from yellow to violet down the group. This...

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Q JEE Advance 2017

Paragraph-1 Upon heating $\mathrm{KClO}_3$ in the presence of catalytic amount of $\mathrm{MnO}_2$, a gas W is formed. Excess amount of...

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Q JEE Advance 2017

Paragraph-1 Upon heating $\mathrm{KClO}_3$ in the presence of catalytic amount of $\mathrm{MnO}_2$, a gas W is formed. Excess amount of...

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Q JEE Advance 2017

For a reaction taking place is a container in equilibrium with its surroundings, the effect of temperature on its equilibrium...

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Q JEE Advance 2017

Among the following, the correct statement(s) is(are) :

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Q JEE Advance 2017

The Correct statement(s) about the oxaacids, $\mathrm{HCIO}_4$ and HCIO , is (are)

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Q JEE Advance 2017

The option (s) with only amphoteric oxides is(are) :

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Q JEE Advance 2017

Addition of excess aqueous ammonia to a pink coloured aqueous solution of $\mathrm{MCl}_2 \cdot 6 \mathrm{H}_2 \mathrm{O}(\mathrm{X})$ and $\mathrm{NH}_4 \mathrm{Cl}$...

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Q JEE Advance 2017

Among the following the number of aromatic compound(s) is

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Q JEE Advance 2017

In a biomolecular reaction, the steric factor P was experimentally determined to be 4.5. The correct option(s) among the following...

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Q JEE Advance 2017

The correct statement(s) for the following addition reaction is (are)

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Q JEE Advance 2017

The sum of the number of lone pairs of electrons on each central atom in the following species is $...

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Q JEE Advance 2017

For the following compounds, the correct statement(s) with respect to nucleophilic substitution reactions is (are)

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Q JEE Advance 2017

Compounds P and R upon ozonolysis produce Q and S , respectively. The molecular formula of Q and S is...

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Q JEE Advance 2017

The correct statements about surface properties is(are)

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Q JEE Advance 2017

For a solution formed by mixing liquids $L$ and $M$, the vapour pressure of $L$ plotted against the mole fraction...

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Q

The IUPAC name(s) of the following compound is(are)

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Q JEE Advance 2017

The only CORRECT combination in which the reaction proceeds through radical mechanism is:

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Q JEE Advance 2017

An ideal gas is expanded from $\left(p_1, V_1, T_1\right)$ to $\left(p_2, V_2, T_2\right)$ under different conditions. The correct statement (s)...

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Q JEE Advance 2017

Using the information which is available in three columns of table given below, give answer of questions Q.31., Q. 32...

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Q JEE Advance 2017

Using the information which is available in three columns of table given below, give answer of questions Q.31., Q. 32...

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Q JEE Advance 2017

An ideal gas is undergoing a cyclic thermodynamic process in different ways as shown in the corresponding P - V...

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Q JEE Advance 2017

Using the information which is available in three columns of table given below, give answer of questions Q.31., Q. 32...

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Q JEE Advance 2017

The order of the oxidation state of the phosphorus atom in $\mathrm{H}_3 \mathrm{PO}_2, \mathrm{H}_3 \mathrm{PO}_4, \mathrm{H}_3 \mathrm{PO}_3$, and $...

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Q JEE Advanced 2017

let $p, q$ be integers and let $\alpha, \beta$ be the roots of the equaion, $x^2-x-1=0$, where $\alpha \neq \beta$....

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Q JEE Advance 2017

Pure water freezes at 273 K and 1 bar. The addition of 34.5 g of ethanol to 500 g of...

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Q JEE Advanced 2017

let $\mathrm{p}, \mathrm{q}$ be integers and let $\alpha, \beta$ be the roots of the equaion, $\mathrm{x}^2-\mathrm{x}-1=0$, where $\alpha \neq \beta$....

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Q JEE Advance 2017

The order of basicity among the following compounds is

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Q JEE Advanced 2017

Let O be the origin, and $\overrightarrow{\mathrm{OX}}, \overrightarrow{\mathrm{OY}}, \overrightarrow{\mathrm{OZ}}$ be three unit vectors in the directions of the sides $\overrightarrow{\mathrm{QR}}$,...

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Q JEE Advance 2017

For the following cell, $$ \mathrm{Zn}(\mathrm{~s})\left|\mathrm{ZnSO}_4(\mathrm{aq})\right|\left|\mathrm{CuSO}_4(\mathrm{aq})\right| \mathrm{Cu}(\mathrm{~s}) $$ When the concentration of $\mathrm{Zn}^{2+}$ is 10 times the concentration of $\mathrm{Cu}^{2+}$,...

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Q JEE Advance 2017

An ideal gas is undergoing a cyclic thermodynamic process in different ways as shown in the corresponding P - V...

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Q JEE Advanced 2017

Let O be the origin, and $\overrightarrow{\mathrm{OX}}, \overrightarrow{\mathrm{OY}}, \overrightarrow{\mathrm{OZ}}$ be three unit vectors in the directions of the sides $\overrightarrow{\mathrm{QR}}$,...

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Q JEE Advance 2017

Which of the following combination will produce $\mathrm{H}_2$ gas ?

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Q JEE Advance 2017

An ideal gas is undergoing a cyclic thermodynamic process in different ways as shown in the corresponding P - V...

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Q JEE Advance 2017

The standard state Gibbs free energies of formation of C (Graphite) and C(diamond) at T = 298 K are $$...

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Q JEE Advance 2017

Paragraph - 2 One twirls a circular ring (of mass $M$ and radius $R$ ) near the tip of one's...

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Q JEE Advance 2017

PARGRAPH - I Consider a simple RC circuit as shown in figure 1.Process-1: In the circuit the switch S is...

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Q JEE Advanced 2017

Let $f(x)=\frac{1-x(1+|1-x|)}{|1-x|} \cos \left(\frac{1}{1-x}\right)$ for $x \neq 1$. Then

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Q JEE Advance 2017

A charged particle (electron or proton) is introduced at the origin ( $x=0, y=0, z=0$ ) with a given initial...

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Q JEE Advance 2017

A charged particle (electron or proton) is introduced at the origin ( $x=0, y=0, z=0$ ) with a given initial...

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Q JEE Advanced 2017

Let $\alpha$ and $\beta$ be non-zero real numbers such that $2(\cos \beta-\cos \alpha)+\cos \alpha \cos \beta=1$. then which of the...

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Q JEE Advance 2017

PARGRAPH - I Consider a simple RC circuit as shown in figure 1.Process-1: In the circuit the switch S is...

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Q JEE Advanced 2017

If $...

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Q JEE Advance 2017

Answer 49, 50, and 51 by appropriately matching the information given in the three columns of thee following table Column...

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Q JEE Advance 2017

A charged particle (electron or proton) is introduced at the origin ( $x=0, y=0, z=0$ ) with a given initial...

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Q JEE Advanced 2017

If the line $x=\alpha$ divides the area of region $...

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Q JEE Advance 2017

Answer 49, 50, and 51 by appropriately matching the information given in the three columns of thee following table Column...

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Q JEE Advanced 2017

If $I=\sum_{k=1}^{98} \int_k^{k+1} \frac{k+1}{x(x+1)} d x$, then

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Q JEE Advance 2017

A source of constant voltage $V$ is connected to a resistance $R$ and two ideal inductors $L_1$ and $L_2$ through...

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Q JEE Advanced 2017

Let O be the origin and let PQR be an arbitrary triangle. The point S is such that $...

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Q JEE Advance 2017

A point charge $+Q$ is placed just outside an imaginary hemispherical surface of radius $R$ as shown in the figure....

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Q JEE Advance 2017

Answer 49, 50, and 51 by appropriately matching the information given in the three columns of thee following table Column...

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Q JEE Advance 2017

Two coherent monochromatic point sources $S_1$ and $S_2$ of wavelength $\lambda=600 \mathrm{~nm}$ are placed symmetrically on either side of the...

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Q JEE Advance 2017

Words of length 10 are formed using the letters $A, B, C, D, E, F, G, H, I, J$. Let...

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Q JEE Advance 2017

A stationary source emits the sound of frequency $f_0=492 \mathrm{~Hz}$. The sound is reflected by a large car approaching the...

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Q JEE Advance 2017

For how many values of $p$, the circle $x^2+y^2+2 x+4 y-p=0$ and the coordinate axes have exactly three common points?

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Q JEE Advance 2017

An electron in a hydrogen atom undergoes a transition from an orbit with quantum number $n_i$ to another with quantum...

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Q JEE Advanced 2017

Let $\mathrm{S}=\{1,2,3, \ldots \ldots 9\}$. For $\mathrm{k}=1,2, \ldots \ldots, 5$, let $\mathrm{N}_{\mathrm{k}}$ be the number of subsets of S ,...

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Q JEE Advance 2017

Let $f: R \rightarrow R$ be a differentiable function such that $f(0)=0, f\left(\frac{\pi}{2}\right)=3$ and $f^{\prime}(0)=1$. if $...

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Q JEE Advance 2017

The instantaneous voltages at three terminals marked X, Y and Z are given byAn ideal voltmeter is configured to read...

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Q JEE Advance 2017

${ }^{131} \mathrm{I}$ is an isotope of Iodine that $\beta$ decays to an isotope of Xenon with a half-life of...

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Q JEE Advanced 2017

If $f: R \rightarrow R$ is a twice differentiable function such that $f^{\prime \prime}(x)>0$ for all $x \in R$, and...

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Q JEE Advance 2017

The sides of a right angled triangle are in arithmetic progression. If the triangle has area 24, then what is...

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Q JEE Advance 2017

A monochromatic light is travelling in a medium of refractive index $n=1.6$. It enters a stack of glass layers from...

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Q JEE Advance 2017

For a real number $\alpha$, if the system $...

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Q JEE Advanced 2017

If $y=y(x)$ satisfies the differential equation $8 \sqrt{x}(\sqrt{9+\sqrt{x}}) d y=(\sqrt{4+\sqrt{9+\sqrt{x}}})^{-1} d x, x>0$ and $y(0)=\sqrt{7}$, then $y=(256)=$

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Q JEE Advance 2017

A right uniform bar AB of length L is slipping from its vertical position on a frictionless floor (as shown...

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Q JEE Advance 2017

A drop of liquid of radius $R=10^{-2} m$ having surface tension $S=\frac{0.1}{4 \pi} \mathrm{Nm}^{-1}$ divides itself into $K$ identical drops....

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Q JEE Advance 2017

If a chord, which is not a tangent, of the parabola $y^2=16 x$ has the equation $2 x+y=p$, and midpoint...

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Q JEE Advanced 2017

The equation of the plane passing through the point (1,1,1) and perpendicular to the planes 2x + y – 2z...

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Q JEE Advanced 2017

Three randomly chosen nonnegative integers x,y and z are found to satisfy the equation x + y +z = 10....

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Q JEE Advance 2017

A human body has a surface area of approximately $1 \mathrm{~m}^2$. The normal body temperature is 10 K above the...

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Q JEE Advanced 2017

How many 3 × 3 matrices M with entries from {0,1,2} are there, for which the sum of the diagonal...

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Q JEE Advance 2017

Which of the following is(are) NOT the square of a 3 × 3 matrix with real entries ?

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Q JEE Advance 2017

A photoelectric material having work-function $\phi_0$ is illuminated with light of wavelength $\lambda\left(\lambda

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Q JEE Advance 2017

For an isosceles prism of angle $A$ and refractive index $\mu$, it is found that the angle of minimum deviation...

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Q JEE Advance 2017

Let $[x]$ be the greatest integer less than or equals to $x$. Then, at which of the following points (s)...

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Q JEE Advance 2017

If $2 x-y+1=0$ is a tangent to the hyperbola $\frac{x^2}{a^2}-\frac{y^2}{16}=1$, then which of the following CANNOT be sides of a...

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Q JEE Advance 2017

In the circuit shown, $\mathrm{L}=1 \mu \mathrm{H}, \mathrm{C}=1 \mu \mathrm{~F}$ and $\mathrm{R}=1 \mathrm{k} \Omega$. They are connected in series with...

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Q JEE Advance 2017

Let $a, b, x$ and $y$ be real numbers such that $a-b=1$ and $y \neq 0$. If the complex number...

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Q JEE Advance 2017

Three vectors $\vec{P}, \vec{Q}$ and $\vec{R}$ are shown in the figure. Let $S$ be any point on the vector $\vec{R}$....

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Q JEE Advance 2017

A flat plate is moving normal to its plane through a gas under the action of a constant force $F$....

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Q JEE Advance 2017

A block of mass $M$ has a circular cut with a frictionless surface as shown. The block rests on the...

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Q JEE Advance 2017

Consider regular polygons with number of sides $n=3,4,5 \ldots \ldots$ as shown in the figure, The center of mass of...

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Q JEE Advance 2017

Let $f: R \rightarrow(0,1)$ be a continuous function. Then, which of the following functions ( $s$ ) has(have) the value...

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Q JEE Advance 2017

A symmetric star shaped conducting wire loop is carrying a steady state current I as shown in the figure. The...

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Q JEE Advance 2017

A circular insulated copper wire loop is twisted to form two loops of area A and 2A as shown in...

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Q JEE Advance 2017

Consider an expanding sphere of instataneous radius R whose total mass remains constant. The expansion is such that the instantaneous...

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Q JEE Advance 2017

Let $X$ and $Y$ be two events such that $P(X)=\frac{1}{3}, P(X \mid Y)=\frac{1}{2}$ and $P(Y \mid X)=\frac{2}{5}$. Then

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Q JEE Advance 2017

A person measures the depth of a well by measuring the time intgerval between dropping a stone and receiving the...

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Q JEE Advance 2017

A block $M$ hangs vertically at the bottom end of a uniform rope of constant mass per unit length. The...

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Q JEE Advance 2017

A rocket is launched normal to the surface of the Earth, away from the Sun, along the line joining the...

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