JEE Main 2026 (Online) 6th April Morning Shift

Consider the following sequence of reactions

The major product P is :

4.7 g of phenol is heated with Zn to give product X . If this reaction goes to $60 \%$ completion then the number of moles of compound X formed will be
$\_\_\_\_$ $\times 10^{-2}$.(Nearest Integer)
(Given molar mass in $\mathrm{g} \mathrm{m...

Given below are two statements :
Statement I : 2, 6-diethylcyclohexanone and 6-methyl-2-n-propylcyclohexanone are metamers.
Statement II : 2, 2, 6, 6 - tetramethylcyclohexanone exhibits keto-enol tautomerism.
In the light of the above state...

\(\text { Match the List-I with List-II }\)


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\(\text { Match the List-I with List-II }\)


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The pairs among
$\mathrm{A}=\left[\mathrm{SO}_3^{2-}, \mathrm{CO}_3^{2-}\right], \mathrm{B}=\left[\mathrm{O}_2^{2-}, \mathrm{F}_2\right], \mathrm{C}=\left[\mathrm{CN}^{-}, \mathrm{CO}\right], \mathrm{D}=\left[\mathrm{NH}_3, \mathrm{H}_3 \ma...

One mole each of He and $\mathrm{A}(\mathrm{g})$ are taken in a 10 L closed flask and heated to 400 K to establish the following equilibrium.
\(\mathrm{A}(\mathrm{~g}) \rightleftharpoons \mathrm{B}(\mathrm{~g})\)
$\mathrm{K}_{\mathrm{c}}$...

Sucrose hydrolyses in acidic medium into glucose and fructose by first order rate law with $t_{1 / 2}=3$ hour. The percentage of sucrose remaining after 6 hours is
$\_\_\_\_$ . (Nearest integer)
(Given $: \log 2=0.3010$ and $\log 3=0.4771$ ...

Arrange the following compounds according to increasing order of boiling points.
$$ \mathrm{n}-\mathrm{C}_4 \mathrm{H}_9 \mathrm{OH}(\mathrm{~A}), \mathrm{n}-\mathrm{C}_4 \mathrm{H}_9 \mathrm{NH}_2(\mathrm{~B}), \mathrm{n}-\mathrm{C}_4 \mat...

\(\text { Consider the following sequence of reactions. }\)

The percentage of nitrogen in the yellow product $(\mathrm{X})$ formed is $\_\_\_\_$ $\%$.
(Nearest Integer)
(Given Molar mass in $\mathrm{g} \mathrm{mol}^{-1} \mathrm{H}: 1, \m...

Which of the following are true about the energy of the given d-orbitals of a tetrahedral complex?
A. $\mathrm{d}_{x y}=\mathrm{d}_{x z}>\mathrm{d}_{{x^2}-\mathrm{y}^2}$
B. $\mathrm{d}_{x y}=\mathrm{d}_{y z}>\mathrm{d}_{z^2}$
C. $\mathrm{d}...

\(\text { Match the LIST-I with LIST-II }\)


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The correct statements among the following are :
A. Basic vanadium oxide is used in the manufacture of $\mathrm{H}_2 \mathrm{SO}_4$.
B. The spin-only magnetic moment value of the transition metal halide employed in Ziegler-Natta polymerizat...

\(\text { Consider the following data. }\)
$$ \begin{array}{|c|c|} \hline \text { Electrolyte } & \wedge^{\circ}_\mathbf{m}{\mathbf{(}} \mathbf{S ~ c m}^{\mathbf{2}} \mathbf{~ m o l}^{\mathbf{1}} \mathbf{)} \\ \hline \mathrm{BaCl}_2 & x_1...

Given below are two statements :
Statement I : 3-phenylpropene reacts with HBr and gives secondary alkyl bromide having a chiral carbon atom as the major product.
Statement II : Aryl chlorides and aryl cyanides can be prepared by Sandmeyer ...

Given below are two statements :
Statement I : Methane can be prepared by decarboxylation of sodium ethanoate, Kolbe's electrolysis of sodium acetate and reaction of $\mathrm{CH}_3 \mathrm{MgBr}$ with water.
Statement II : Methane cannot be...

Given below are two statements :
Statement I : Aluminium is more electropositive than thallium as the standard electrode potential value of $\mathrm{E}^{\circ} \mathrm{Al}^{3+} / \mathrm{Al}$ is negative and $\mathrm{E}^{\circ} \mathrm{Tl}^...

First and second ionization enthalpies of lithium are $520 \mathrm{~kJ} \mathrm{~mol}^{-1}$ and $7297 \mathrm{~kJ} \mathrm{~mol}^{-1}$ respectively. Energy required to convert 3.5 mg lithium (g) into $\mathrm{Li}^{2+}(\mathrm{g})\left[\math...

$\mathrm{R}_{\mathrm{f}}$ value for 2-methylpropene in a solvent system (Ethyl acetate + ether) is 0.42 . 2-methylpropene is treated with dilute $\mathrm{H}_2 \mathrm{SO}_4$ to give major organic product $(\mathrm{X})$. $R_f$ value for $(X)...

When 0.25 moles of a non-volatile, non-ionizable solute was dissolved in 1 mole of a solvent the vapor pressure of solution was $x \%$ of vapor pressure of pure solvent. What is $x \%$ ?

An oxide of iron contains $69.9 \%$ iron, its empirical formula, is :
(Given : Molar mass of Fe and O are 56 and $16 \mathrm{~g} \mathrm{~mol}^{-1}$ respectively.)

If shortest wavelength of hydrogen atom in Lyman series is $x$, then longest wavelength in Balmer series of $\mathrm{He}^{+}$is:

\(\text { Match the LIST-I with LIST-II }\)


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Consider the reaction $\mathrm{X} \rightleftharpoons \mathrm{Y}$ at 300 K . If $\Delta \mathrm{H}^\theta$ and K are $28.40 \mathrm{~kJ} \mathrm{~mol}^{-1}$ and $1.8 \times 10^{-7}$ at the same temperature, then the magnitude of $\Delta \mat...

Arrange the following isothermal processes in order of the magnitude of the work $(\mathrm{p}-\mathrm{V})$ involved between states 1 and 2.
A. Expansion in single stage $\mathrm{w}_{\mathrm{A}}$
B. Expansion in multi stages $w_B$
C. Compres...