MHT CET 2023 14th May Evening Shift

Which of the following is a secondary allylic alcohol?

Identify the compound '\(\mathrm{A}\)' in the following sequence of reactions.
$$\text { A } \xrightarrow[\text { Dryether }]{\mathrm{C}_2 \mathrm{H}_3 \mathrm{MgBr}} \mathrm{B} \xrightarrow{\mathrm{H}_3 \mathrm{O}^{+}} \text {3-Methylpenta...

Which of the following is Clemmensen reduction?

Identify substrate 'A' in the following reaction.
2nA \(\mathrm{\buildrel {Dimethyl\,cadmium} \over \longrightarrow}\) 2n Propanone + n Cadmium chloride

Calculate the frequency if wavelength is \(750 \mathrm{~nm}\).

What type of peptide is the glycylalanine?

Which of the following is NOT a basic amino acid?

Which among the following is NOT dicarboxylic acid?

What is formal charge on carbon in the following Lewis structure?

Calculate the rate constant of the first order reaction if \(80 \%\) of the reactant decomposes in 60 minutes.

What is the value of rate constant for first order reaction if slope for the graph of rate versus concentration is \(2.5 \times 10^{-3}\) ?

The rate law for the reaction \(\mathrm{A}+\mathrm{B} \rightarrow\) product is rate \(=\mathrm{k}[\mathrm{A}][\mathrm{B}]\). When will the rate of reaction increase by factor two?

Which of the following is a structural formula of DDT?

What is molecular formula of cyclohexylamine?

Which of the following amines on heating with chloroform generate foul smelling product?

Identify anionic sphere complex from following.

What is the oxidation number of \(\mathrm{Pt}\) in \(\mathrm{PtCl}_6^{2-}\) ?

Which coordination complex from following contains neutral ligand?

Which among the following elements does NOT exhibit ferromagnetic properties?

Which from following elements is in liquid state at room temperature?

Find the number of unpaired electrons for copper in ground state configuration.

Identify the element having highest ionization enthalpy.

A conductivity cell containing \(0.001 \mathrm{~M} \mathrm{~AgNO}_3\) solution develops resistance \(6530 \mathrm{ohm}\) at \(25^{\circ} \mathrm{C}\). Calculate the electrical conductivity of solution at same temperature if the cell constan...

Calculate \(\mathrm{E}_{\text {cell }}^0\) for \(\mathrm{Cd}_{(\mathrm{s})}\left|\mathrm{Cd}_{(\mathrm{1M})}^{++}\right|\left|\mathrm{Ag}_{(\mathrm{1M})}^{+}\right| \mathrm{Ag}_{(\mathrm{s})}\).
$$\left[\mathrm{E}_{\mathrm{Cd}}^0=-0.403 \ma...

Which from following is an example of two dimensional nanostructures?

Which among the following is haloalkyne?

Identify major product formed in the following reaction.
3-Bromo-2-methylpentane \(\xrightarrow[\Delta]{\text { Alc.KOH }}\) Major product

What is the number of moles of ethane obtained from \(2 n\) moles of bromomethane using \(2 n\) moles of sodium atoms in dry ether medium?

The solubility product of \(\mathrm{PbCl}_2\) at \(298 \mathrm{~K}\) is \(3.2 \times 10^{-5}\). What is its solubility in \(\mathrm{mol} \mathrm{dm}{ }^{-3}\) ?

Identify base\(_2\) for following equation according to Bronsted-Lowry theory.
\(\mathrm{HCl}_{(\mathrm{aq})}+\mathrm{H}_2 \mathrm{O}_{(l)} \rightleftharpoons \mathrm{H}_3 \mathrm{O}_{(\mathrm{aq})}^{+}+\mathrm{Cl}_{(\mathrm{aq})}^{-}\)

An organic monobasic acid has dissociation constant \(2.25 \times 10^{-6}\). What is percent dissociation in its \(0.01 \mathrm{~M}\) solution?

What is the number of \(\mathrm{sp}^3\) hybrid carbon atoms in \(\mathrm{HO}\left(\mathrm{CH}_2\right)_3 \mathrm{CH}\left(\mathrm{CH}_3\right) \mathrm{CH}\left(\mathrm{CH}_3\right)_2\) ?

What is IUPAC name of following compound?

What is Henry's law constant of a gas if solubility of gas in water at \(25^{\circ} \mathrm{C}\) is \(0.028 \mathrm{~mol} \mathrm{~dm}^{-3}\) ?
[Partial pressure of gas \(=0.346 \mathrm{~bar}]\)

A solution of nonvolatile solute is obtained by dissolving \(15 \mathrm{~g}\) in \(200 \mathrm{~mL}\) water has depression in freezing point \(0.75 \mathrm{~K}\). Calculate the molar mass of solute if cryoscopic constant of water is $$1.86 ...

What type of following solutions is the gasoline?

Identify the element having positive electron gain enthalpy.

Which from following polymers is classified fibres depending on inter molecular forces?

Identify the use of HDP from following.

Which among the following species is reduced by tin easily?

Which element from following rapidly loses its luster in air and tarnishes?

Calculate the edge length of bcc unit cell if radius of metal atom is \(227 \mathrm{~pm}\).

Which from following combinations is an example for construction of n-type semiconductor?

Calculate the density of metal having molar mass \(210 \mathrm{~g} \mathrm{~mol}^{-1}\) that forms simple cubic unit cell. \(\left(\mathrm{a}^3 \cdot \mathrm{N}_{\mathrm{A}}=21.5 \mathrm{~cm}^3 \mathrm{~mol}^{-1}\right)\)

Which of the following pair of compounds demonstrates the law of multiple proportions?

A neon-dioxygen mixture contains \(64 \mathrm{~g} \mathrm{~O}_2\) and \(160 \mathrm{~g} \mathrm{~Ne}\). If the total pressure is \(25 \mathrm{~bar}\), calculate the partial pressure of dioxygen.

Which of the following gases is readily adsorbed by solid adsorbent?

For a reaction \(\mathrm{A}+\mathrm{B} \rightarrow\) products \(\Delta \mathrm{H}\) is \(-84.2 \mathrm{~kJ}\) and \(\Delta \mathrm{S}\) is \(-200 \mathrm{~J} \mathrm{~K}^{-1}\). Calculate the highest value of temperature so that the reactio...

Which from following thermodynamic properties is a path function?

Calculate the PV type of work for the following reaction at 1 bar pressure.
$$\mathrm{\mathop {{C_3}{H_{6(g)}}}\limits_{(150\,mL)} + \mathop {HC{l_{(g)}}}\limits_{(150\,mL)} \buildrel {} \over
\longrightarrow \mathop {{C_3}{H_7}C{l_{(g)}}...