MHT CET 2023 9th May Evening Shift

Identify the product formed when vapours of 2-methylpropan-2-ol are passed over hot copper.

Which among the following reactions occurs by breaking of \(\mathrm{C}-\mathrm{O}\) bond in alcohol?

Which of the following on reaction with ammoniacal silver nitrate forms silver precipitate?

Which of the following statements is NOT true about Rutherford atomic model?

What is the wave number of photon emitted during transition from orbit, \(\mathrm{n}=4\) to \(\mathrm{n}=2\) in hydrogen atom \(\left[R_H=109677 \mathrm{~cm}^{-1}\right]\)

Identify the carbon atoms of \(\alpha\)-glucose and \(\beta\)-fructose forming glycosidic linkage in sucrose.

Identify the trisaccharide from following.

Identify the product '\(B\)' in the following reaction.
Cumene \(\mathrm{\mathrel{\mathop{\kern0pt\longrightarrow} \limits_\Delta ^{KMn{O_4}\,.\,KOH}}}\) A \(\mathrm{\mathrel{\mathop{\kern0pt\longrightarrow} \limits_{}^{{H_3}{O^ + }}}}\) B

Identify the reagent '\(A\)' used in the following conversion.
Ethyl bromide \(\stackrel{\mathrm{A}}{\longrightarrow}\) Ethylpropanoate

Which among the following has the lowest boiling point?

What is the number of electrons around sulfur in \(\mathrm{H}_2 \mathrm{SO}_4\) molecule?

Calculate the rate constant of first order reaction if the concentration of the reactant decreases by \(90 \%\) in 30 minutes.

The rate law for the reaction \(\mathrm{A}+\mathrm{B} \rightarrow\) product is given by rate \(=k[A][B]\) Calculate \([A]\) if rate of reaction and rate constant are \(0.25 \mathrm{~mol} \mathrm{dm}^{-3} \mathrm{~s}^{-1}\) and $$6.25 \mathr...

Find the average rate of formation \(\mathrm{O}_{2(\mathrm{~g})}\) in the following reaction.
$$\begin{aligned}
& 2 \mathrm{NO}_{2(\mathrm{~g})} \rightarrow 2 \mathrm{NO}_{(\mathrm{g})}+\mathrm{O}_{2(\mathrm{~g})} \\
& {\left[-\frac{\Delta[...

Identify an aromatic, mixed, 3\(^\circ\) amine from following.

Identify monodentate ligand from the following.

Which from the following coordinate complexes contains anionic and neutral ligands in it?

What is the stock notation of Manganese dioxide?

Which from following statements regarding transition elements is NOT CORRECT?

Identify the element from following having six unpaired electrons in observed electronic configuration?

What is the conductivity of \(0.05 ~\mathrm{M} ~\mathrm{BaCl}_2\) solution if its molar conductivity is \(220 ~\Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}\) ?

A reaction, \(\mathrm{Ni}_{(\mathrm{s})}+\mathrm{Cu}_{(\mathrm{(M)})}^{+} \rightarrow \mathrm{Ni}_{(\mathrm{IM})}^{+}+\mathrm{Cu}_{(\mathrm{s})}\) occurs in a cell. Calculate \(\mathrm{E}_{\text {cell }}^{\circ}\) if $$\mathrm{E}_{\mathrm{C...

Which among the following is allylic halide?

What is the number of moles of \(\mathrm{sp}^2\) hybrid carbon atoms present in \(\mathrm{n}\) moles of isopentane?

Which of the following compounds has the highest boiling point?

Find solubility of \(\mathrm{PbI}_2\) if its solubility product is \(7.0 \times 10^{-9}\).

What is the \(\mathrm{pH}\) of a solution containing \(2.2 \times 10^{-6} \mathrm{M}\) hydrogen ions?

What is the concentration of \(\left[\mathrm{H}_3 \mathrm{O}^{+}\right]\) ion in \(\mathrm{mol} ~\mathrm{L}^{-1}\) of \(0.001 ~\mathrm{M}\) acetic acid \((\alpha=0.134)\) ?

What is IUPAC name of propylene glycerol?

What is the IUPAC name of allylamine?

Which from following is a CORRECT bond line formula of \(\mathrm{HO}\left(\mathrm{CH}_2\right)_3 \mathrm{CH}\left(\mathrm{CH}_3\right) \mathrm{CH}\left(\mathrm{CH}_3\right)_2\)

A solution of \(8 \mathrm{~g}\) of certain organic compound in \(2 ~\mathrm{dm}^3\) water develops osmotic pressure \(0.6 \mathrm{~atm}\) at \(300 \mathrm{~K}\). Calculate the molar mass of compound. [R = 0.082 atm dm\(^3\) K\(^{-1}\) mol$$...

Which from the following compound solutions in water of equal concentration has electrical conductivity nearly same as distilled water?

A solution of nonvolatile solute is obtained by dissolving \(1 \mathrm{~g}\) in \(100 \mathrm{~g}\) solvent, decreases its freezing point by \(0.3 \mathrm{~K}\). Calculate cryoscopic constant of solvent if molar mass of solute is $$60 \math...

Which among the following gases exhibits very low solubility in water at room temperature?

Which group elements from following are called as chalcogens?

Identify linear polymer from the following.

Which from following polymers is grouped in the category of elastomers?

Which element from following exhibits diagonal relationship with beryllium?

What different elements are found in baryte?

Identify the CORRECT decreasing order of melting point of cluster of sodium atoms depending on size.

Calculate the molar mass of an element having density \(21 \mathrm{~g} \mathrm{~cm}^{-3}\) that forms fcc unit cell \(\left[\mathrm{a}^3 \cdot \mathrm{N}_{\mathrm{A}}=36 \mathrm{~cm}^3 \mathrm{~mol}^{-1}\right]\)

Which from following metal has ccp crystal structure?

Find the radius of metal atom in simple cubic unit cell having edge length 334.7 pm?

What volume of ammonia is formed when \(10 ~\mathrm{dm}^3\) dinitrogen reacts with \(30 ~\mathrm{dm}^3\) dihydrogen at same temperature and pressure?

Which of the following is the SI unit of coefficient of viscosity?

Which of the following colloids is NOT a gel?

For \(\mathrm{NaCl}_{(\mathrm{s})}\) enthalpy of solution is \(4 \mathrm{~kJ} \mathrm{~mol}^{-1}\) and lattice enthalpy is \(790 \mathrm{~kJ} \mathrm{~mol}^{-1}\). What is hydration enthalpy of \(\mathrm{NaCl}\) ?

What is the value of \(\Delta H-\Delta U\) for the following reaction?
\(2 \mathrm{C}_{(\mathrm{s})}+3 \mathrm{H}_{2(\mathrm{~g})} \rightarrow \mathrm{C}_2 \mathrm{H}_{6(\mathrm{~g})}\)

An ideal gas expands by \(1.5 \mathrm{~L}\) against a constant external pressure of \(2 \mathrm{~atm}\) at \(298 \mathrm{~K}\). Calculate the work done?