VITEEE 2024

Which of the following cannot be made by using Williamson synthesis?

Which of the following compounds does not react with sodium bisulphate?

Arrange in decreasing order, the energy of $2 s$ orbital in the following atoms $\mathrm{H}, \mathrm{Li}, \mathrm{Na}$ and K .

The number of radial nodes in 3s and 2p respectiely are

Which of the following is not a fat soluble vitamin?

Which of the following pairs form the same osazone?

Methyl acetate and ethyl acetate can be distinguished by

Which of the following compounds on reaction with $\mathrm{CH}_3 \mathrm{MgBr}$ will give a tertiary alcohol?

Among the following, the molecules /ions having same bond order are

Which of the following has maximum dipole moment?

When diluted $\mathrm{H}_2 \mathrm{SO}_4$ is added to aqueous solution of potassium chromate, yellow colour solution turns to orange colour. This signifies that

The activation energy for a reaction is $9.0 \mathrm{~K} \mathrm{cal} \mathrm{mol}^{-1}$. The increase in the rate constant when its temperature is increased from 298 K to 308 K is

$A(g) \longrightarrow B(g)$ is a first order reaction. The initial concentration of $A$ is $0.2 \mathrm{~mol} \mathrm{~L}^{-1}$. After 10 minutes the concentration of $B$ is found to be $0.18 \mathrm{~mol} \mathrm{~L}^{-1}$. The rate consta...

In the following reaction the final product M will be

In the given reaction, the final product B will be

Which of the following complex ions is expected to absorb visible light?

Among the following complexes, the one that can exist as facial ( fac ) and meridional (mer) isomers is

How long should water be electrolysed by passing through 100 amperes current so that oxygen released can completely burn 27.66 g of diborane? (Weight of $B=10.8 \mathrm{u}$ )

4.5 g of aluminium (Atomic mass 27 amu ) is deposited at cathode from $\mathrm{Al}^{3+}$ solution by a certain quantity of electric charge. The volume of hydrogen produced at STP from $\mathrm{H}^{+}$ions in the solution by the same quantit...

Which of the following species has highest nucleophilicity?

Electrophilic substitution of compound $X$ will be fastest at which position

Identify the product $C$ in the following given reaction?
\(\mathrm{C}_2 \mathrm{H}_5 \mathrm{I} \xrightarrow{\mathrm{KOH}} A \xrightarrow{\mathrm{Br}_2} B \xrightarrow{\mathrm{KCN}} C\)

A 0.02 M solution of pyridinium hydrochloride has $\mathrm{pH}=3.44$. The ionisation constant of pyridine is

Using the Gibbs free energy change, $\Delta G^{\circ}=+63.3 \mathrm{~kJ}$. For the reaction,
\(\mathrm{Ag}_2 \mathrm{CO}_3 \longrightarrow 2 \mathrm{Ag}^{+}(a q)+\mathrm{CO}_3^{2-}(a q)\)
The $K_{\text {sp }}$ of $\mathrm{Ag}_2 \mathrm{CO}_...

The density of 3 M solution of NaCl is $1.25 \mathrm{~g} / \mathrm{mL}$. What is the molality of solution?

The osmotic pressure of solution prepared by dissolving 25 mg of $\mathrm{K}_2 \mathrm{SO}_4$ in 2 litre of water at $25^{\circ} \mathrm{C}$ is (Assuming that it is completely dissociated)

The boiling points of 0.01 M aqueous solution of sucrose, NaCl and $\mathrm{CaCl}_2$ would be

Which of the following oxide is diamagnetic?

Match List I with List II.

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Which of the following order in respect to ionisation energy is correct?

Match List I with List II.

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How many moles of potassium dichromate oxidises 1 mole of ferrous oxalate in acidic medium?

For the given redox reaction, what will be the sum of $x, y, m$ and $n$ ?
$$\begin{aligned}
x \mathrm{MnO}_4^{-}+y \mathrm{H}_2 \mathrm{C}_2 \mathrm{O}_4+z \mathrm{H}^{+} \longrightarrow m \mathrm{Mn}^{2+}
+ & n \mathrm{CO}_2+p \mathrm{H}...

Ozone is determined quantitatively by first reacting it with excess of KI at a particular pH and then titrating the $\mathrm{I}_2$ thus, liberated with a suitable titrant. The pH of the reaction and the titrant used in the titration are res...

The bond dissociation energies for $\mathrm{Cl}_2, \mathrm{I}_2$ and ICl are $242.3,151.0$ and $211.3 \mathrm{~kJ} / \mathrm{mol}$ respectively. The enthalpy of sublimation of iodine is $62.8 \mathrm{~kJ} / \mathrm{mol}$. What is the standa...