MHT CET 2024 3rd May Morning Shift

Which of the following on reaction with Grignard reagent followed by hydrolysis forms secondary alcohol?

Which of the following is secondary benzylic alcohol?

Which of the following compounds does not undergo haloform reaction?

Identify the reagent ' R ' used in the following reaction.
Benzoyl chloride \(\to\) Benzaldehyde

Identify the product ' B ' in the following sequence of reactions.
Propanone $\xrightarrow{\mathrm{B_a}(\mathrm{OH})_2} A \xrightarrow[-\mathrm{H}_2 \mathrm{O}]{\Delta} B$

What is the amount of energy associated with first orbit of monopositive helium ion? $\left[\mathrm{R}_{\mathrm{H}}=2.18 \times 10^{-18} \mathrm{~J}\right]$

What is the representation of an element having mass number of 40 and 21 neutrons in it?

Identify essential amino acid from following.

Identify molecular formula of laevulose

Which from following molecules has two lone pair of electrons in valence shell of its central atom?

Identify the structure of $\mathrm{XeF}_4$ molecule from following.

What time is required for 100 g of reactant to reduce to 25 g in a first order reaction having half life 5760 year?

Which of the following statements is correct about zero order reaction?

For a reaction, \(2 \mathrm{~N}_2 \mathrm{O}_{5(\mathrm{~g})} \longrightarrow 4 \mathrm{NO}_{2(\mathrm{~g})}+\mathrm{O}_{2(\mathrm{~g})}\)
$\mathrm{N}_2 \mathrm{O}_5$ disappears at a rate of $0.06 \mathrm{~mol~dm}^{-3} \mathrm{~s}^{-1}$ Wha...

Which of the following does not have intermolecular hydrogen bonding?

Identify the formula of pentaaquaisothiocyanatoiron(III) ion from following.

What is the coordination number of central metal ion in $\left[\mathrm{Fe}\left(\mathrm{C}_2 \mathrm{O}_4\right)_3\right]^{3-}$ ?

Which from following metal ions in their respective oxidation states forms coloured compound?

What is the number of electrons present in 3d orbital of Ti in +2 state?

The molar conductivity of 0.02 M KCl solution is $410 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$ at $25^{\circ} \mathrm{C}$. Calculate its conductivity?

Calculate the amount of electricity required to convert 1.1 mol of $\mathrm{Cr}_2 \mathrm{O}_7^{2-}$ to $\mathrm{Cr}^{+3}$ in acidic medium.

Which of the following statements is NOT correct for $\mathrm{H}_2-\mathrm{O}_2$ fuel cell?

Which from following statements is NOT true according to principles of green chemistry?

Which of the following compounds has difficulty in breaking the $\mathrm{C}-\mathrm{Cl}$ bond?

Identify the substrate 'S' in the following reaction.

Which of the following catalysts is used to convert to form cis-alkene?

Identify the alkene obtained as major product in the following Hofmann elimination reaction.

$$
\left(\mathrm{C}_3 \mathrm{H}_7\right) \mathrm{N}^{\ominus}\left(\mathrm{C}_2 \mathrm{H}_5\right)_3 \mathrm{I}^{\ominus} \xrightarrow[\Delta]{\...

Which from following combinations represents water gas?

Calculate $\left[\mathrm{H}_3 \mathrm{O}^{+}\right]$in 0.02 M solution of monobasic acid if dissociation constant is $1.8 \times 10^{-5}$.

Which of the following equations represents the relation between solubility and solubility product for salt BA$_3$?

Calculate the pH of buffer solution containing 0.027 M weak acid and 0.054 M of its salt with strong base if $\mathrm{pK}_{\mathrm{a}}$ is 4.2.

Which from following properties is NOT identical for Enantiomers?

What is IUPAC name of propylene glycerol?

Which from following groups is selected as principal functional group for nomenclature of a polyfunctional compound according to IUPAC system?

A solution of non volatile solute has boiling point elevation 1.75 K .
Calculate molality of solution $\left[\mathrm{K}_{\mathrm{b}}=3.5 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\right]$

Which from the following statements is correct for aqueous solution of $6 \mathrm{~g} \mathrm{~L}^{-1}$ urea and $17 \cdot 12 \mathrm{~g} \mathrm{~L}^{-1}$ of sucrose?
[Molar mass of urea $=60 \mathrm{~g} \mathrm{~mol}^{-1}$
Molar mass of s...

Calculate the molar mass of nonvolatile solute when 1.5 g of it is dissolved in 90 g solvent decreases its freezing point by 0.25 K.
\(\left[\mathrm{K}_{\mathrm{f}}=1.2 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\right]\)

Identify the element with lowest electronegativity.

Identify homopolymer from following.

Which from following polymers is obtained by ring opening polymerization method?

Identify the element reduced in following reaction.
\(\mathrm{Cr}_2 \mathrm{O}_7^{2-}+14 \mathrm{H}^{+}+6 \mathrm{I}^{-} \longrightarrow 2 \mathrm{Cr}^{3+}+3 \mathrm{H}_2 \mathrm{O}+3 \mathrm{I}_2\)

Calculate the density of an element having molar mass $63 \mathrm{~g} \mathrm{~mol}^{-1}$ that forms fcc structure $\left[\mathrm{a}^3 \times \mathrm{N}_{\mathrm{A}}=28 \mathrm{~cm}^3 \mathrm{~mol}^{-1}\right]$

What is the coordination number of a particle in hcp structure?

Calculate the volume occupied by all atoms in bcc unit cell if the volume of unit cell is $1.5 \times 10^{-22} \mathrm{~cm}^3$.

Which of the following pair of compounds does not demonstrate the law of multiple proportion?

How many moles of dioxygen are present in $8.314 \times 10^{-3} \mathrm{~m}^3$ of it at 318 K having pressure $3.18 \times 10^5 \mathrm{Nm}^{-2} ?\left(\mathrm{R}=8.314 \mathrm{~J} \mathrm{~K}^{-1} \mathrm{~mol}^{-1}\right)$

Which from following is an example of multimolecular colloids?

If bond formation energy of $\mathrm{H}-\mathrm{H}$ bond is $-433 \mathrm{~kJ} \mathrm{~mol}^{-1}$ find the bond dissociation energy for 0.5 mole $H_{2(g)}$.

What is the value of standard enthalpy of formation of dihydrogen?

Calculate Gibbs energy change for a reaction having $\Delta \mathrm{H}=31400 \mathrm{~J}, \Delta \mathrm{~S}=32 \mathrm{~J} \mathrm{~K}^{-1}$ at $1000^{\circ} \mathrm{C}$ ?