MHT CET 2023 13th May Evening Shift

Which of the following is vinylic alcohol?

Which among the following is a simple ketone?

Which from following compounds is obtained when toluene is treated with \(\mathrm{CrO}_2 \mathrm{Cl}_2\) in presence of \(\mathrm{CS}_2\) followed by acid hydrolysis?

Which of the following is NOT prepared by the action of Grignard's reagent on methanal?

Which of the following electromagnetic radiations possesses lowest energy?

Calculate the wave number of photon emitted during transition from the orbit of \(n=3\) to \(n=2\) in hydrogen atom \(\left(R_H=109677 \mathrm{~cm}^{-1}\right)\).

Identify glycosidic linkage present in maltose.

Which of the following is not a disaccharide?

What is the bond order in N\(_2^+\)?

Which from following statements about rate constant is NOT true?

For the reaction,
\(\mathrm{CH}_3 \mathrm{Br}(a q)+\mathrm{OH}^{-}(a q) \longrightarrow \mathrm{CH}_3 \mathrm{OH}(a q)+\mathrm{Br}^{-}(a q),\)
The rate law is rate \(=k\left[\mathrm{CH}_3 \mathrm{Br}\right]\left[\mathrm{OH}^{-}\right]\). W...

For the reaction, \(2 A+2 B \longrightarrow 2 C+D\), the rate law is expressed as rate \(=k[A]^2[B]\).
Calculate the rate constant if rate of reaction is \(0.24 \mathrm{~mol} \mathrm{~dm}^{-3} \mathrm{~s}^{-1}\).
[[\(A\)]\(=0.5 \mathrm{M}\)...

Which from following species is NOT a monodentate ligand?

Identify homoleptic complex from following.

What is the number of elements present in each series of transition element?

Which from the following expression represents molar conductivity of an electrolyte \(\mathrm{A}_2 B_3\) type?

What is the molar conductivity of \(0.005 \mathrm{~M} \mathrm{~NaI}\) solution if it's conductivity is
\(6.065 \times 10^{-4} \Omega^{-1} \mathrm{~cm}^{-1} \text { ? }\)

Calculate \(E^{\circ}\) cell for following.
\(\mathrm{Zn}(s)\left|\mathrm{Zn}^{++}(1 \mathrm{M}) \| \mathrm{Pb}^{++}(1 \mathrm{M})\right| \mathrm{Pb}(s)\) if \(E_{\mathrm{Zn}}^{\circ}=-0.763 \mathrm{~V}\) and $$E_{\mathrm{Pb}}^{\circ}=-0.12...

Which among the following is benzylic halide?

Identify '\(B\)' in the following conversions
\(\mathrm{CH}_3 \mathrm{Br} \xrightarrow{\mathrm{KCN}} A \xrightarrow{\mathrm{Na} / \mathrm{C}_2 \mathrm{H}_5 \mathrm{OH}} B\)

Which of the following compounds has lowest boiling point?

Identify the product formed by the action of \(\mathrm{H}_2(\mathrm{~g})\) with \(\mathrm{CO}(\mathrm{g})\) in presence of \(\mathrm{Ni}\) ?

Which of the following is Wolf-Kishner reduction?

What is the \(\mathrm{pH}\) of solution containing \(4.62 \times 10^{-4} \mathrm{M} \mathrm{H}^{+}\) ions?

Which among the following salt solution in water is acidic in nature?

What is the molar concentration of acetic acid if value of it's, dissociation constant is \(1.8 \times 10^{-5}\) and degree of dissociation is 0.02 ?

What is the molecular formula of an alkane if it exhibits three structural isomers?

What is IUPAC name of following compound?

Which from following statements is true for the molecule

What is the molecular formula of \(p\)-toluidine?

What is IUPAC name of following compound?

What is the molality of solution of a non-volatile solute having boiling point elevation \(7.15 \mathrm{~K}\) and molal elevation constant \(2.75 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\) ?

Which among the following salts exhibits inverse relation between it's solubility and temperature?

If \(0.01 \mathrm{~m}\) aqueous solution of an electrolyte freezes at \(-0.056 \mathrm{~K}\). Calculate van't Hoff factor for an electrolyte (cryoscopic constant of water \(=1.86 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\) )

Which element from following does NOT belong to chalcogen family?

Which from following is a correct decreasing order of ionisation enthalpy for different elements?

Which from following series of elements is correctly arranged according to their decreasing order of ionisation enthalpy \(\left(\mathrm{IE}_1\right)\) ?

Which of the following statements is NOT true about polymorphism?

Which among the following is an example of branched chain polymer?

Identify the monomers used to prepare novolac.

Which from following elements exhibits usual tendency to undergo reduction?

Identify alkaline earth metal from following.

Which statement from following about nano-material is NOT correct?

Find the radius of metal atom in bcc unit cell having edge length \(450 \mathrm{~pm}\).

Calculate the volume of unit cell if an element having molar mass \(180 \mathrm{~g} \mathrm{~mol}^{-1}\) forms fcc unit cell. \(\left[\rho \cdot N_A=120 \times 10^{21} \mathrm{~g} \mathrm{~cm}^{-3} \mathrm{~mol}^{-1}\right]\)

According to reaction,
\(\mathrm{Mg}(s)+2 \mathrm{HCl}(a q) \longrightarrow \mathrm{MgCl}_2(a q)+\mathrm{H}_2(g) \uparrow .\)
Calculate the mass of \(\mathrm{Mg}\) required to liberate \(4.48 \mathrm{~dm}^3 \mathrm{~H}_2\) at STP?
(Molar ma...

A closed container contains mixture of non-reacting gases \(A\) and \(B\). Partial pressure of \(A\) and \(B\) are 4.5 bar and 5.5 bar respectively. Find mole fractions of \(A\) and \(B\) respectively?

Two moles of an ideal gas expand freely and isothermally from \(5 \mathrm{~dm}^3\) to \(50 \mathrm{~dm}^3\). What is the value of \(\Delta H\) ?

Which among the following is intensive and extensive properties respectively?

An ideal gas absorbs \(210 \mathrm{~J}\) of heat and undergoes expansion from \(3 \mathrm{~L}\) to \(6 \mathrm{~L}\) against a constant external pressure of \(10^5 \mathrm{~Pa}\). What is the value of \(\Delta U\) ?