MHT CET 2024 11th May Evening Shift

Which from following reagents is used in the conversion of phenol to picric acid?

Identify the product in following reaction.
Pent -3-enenitrile $\xrightarrow[\mathrm{H}_3 \mathrm{O}^{+}]{\mathrm{AlH}(\mathrm{B}-\mathrm{B})_2}$ product

Identify product 'B' in following reaction

Which from following statements is NOT correct regarding Bohr model?

Identify the orbital having highest energy from following:

Which from following proteins acts as an enzyme to break protein to $\alpha$-amino acid?

Identify product 'B' in the following reaction.
Sodium phenoxide $\xrightarrow[6 \mathrm{~atm}]{\mathrm{CO}_2, 398 \mathrm{~K}} \mathrm{~A} \xrightarrow{\mathrm{H}_3 \mathrm{O}^{+}} \mathrm{B}$

Which of the following molecules has zero dipole moment?

If instantaneous rate of reaction is given as

$$
-\frac{1}{\mathrm{a}} \frac{\mathrm{~d}[\mathrm{~A}]}{\mathrm{dt}}=-\frac{1}{\mathrm{~b}} \frac{\mathrm{~d}[\mathrm{~B}]}{\mathrm{dt}}=\frac{1 \mathrm{~d}[\mathrm{C}]}{\mathrm{c}]}=\frac{1 \...

Rate law for a reaction is $r=k[A]^2[B]$. If rate constant is $6.25 \mathrm{~mol}^{-2} \mathrm{dm}^6 \mathrm{~s}^{-1}$, what is the rate of reaction when $[\mathrm{A}]=1 \mathrm{~mol} \mathrm{dm}^{-3}$ and $[\mathrm{B}]=0.2 \mathrm{~mol} \m...

What is the time needed to reduce the initial concentration of reactant to $10 \%$ in a first order reaction if its half life time is 10 minutes?

Which of the following compounds is NOT obtained at any stage of Gabriel phthalimide synthesis?

Identify the product ' $A$ ' obtained in following reaction.
N -alkyl phthalimide $\xrightarrow{\mathrm{N}_2 \mathrm{OH}_{(a q)}}$ sodium phthalate + A

Which among the following is a correct decreasing order of thermodynamic stability of the complexes?

What type of ligand is the oxalate ion?

Which element from following is the last element of 5d-transition series?

Which element from following is NOT considered as transition element on the basis of electronic configuration?

What is the concentration of an electrolyte solution to have molar conductivity of $101 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$ and conductivity of $1.01 \times 10^{-2} \Omega^{-1} \mathrm{~cm}^{-1}$ at $298 \mathrm{~K} ?$

Cell constant of a conductivity cell is $0.9 \mathrm{~cm}^{-1}$ and resistance shown by $\mathrm{AgNO}_3$ solution is 6530 ohm. What is the conductivity of $\mathrm{AgNO}_3$ solution?

Which of the following cannot be used as standard solution for determination of cell constant of conductivity cell?

Which among the following is benzylic halide?

Identify the correct stability order of following alkenes.
I) $\left(\mathrm{CH}_3\right)_2 \mathrm{C}=\mathrm{C}\left(\mathrm{CH}_3\right)_2$
II) $\left(\mathrm{CH}_3\right)_2 \mathrm{C}=\mathrm{CH}_2$
III) $\left(\mathrm{CH}_3\right)_2 \m...

Identify the product of ozonolysis of but-2-ene from following:

Identify the product ' B ' in the following reaction sequence.
\(\mathrm{C}_2 \mathrm{H}_5-\mathrm{Br} \xrightarrow[\text { Dry ether }]{\mathrm{Mg}} \mathrm{~A} \xrightarrow{\mathrm{CH}_3 \mathrm{OH}} \mathrm{~B}\)

The solubility of $\mathrm{CaCO}_3$ is $7 \times 10^{-5} \mathrm{~mol} \mathrm{dm}^{-3}$ at $25^{\circ} \mathrm{C}$. What is its solubility product at same temperature?

Which among the following is the conjugate base of $\mathrm{HClO}_4$ ?

What is pH of a centimolar solution of $\mathrm{H}_2 \mathrm{SO}_4$ ?

What is IUPAC name of following compound?

Identify the correct pair of molecule and the heteroatom present in it respectively from following:

The common name of Benzene-1, 2, 3-triol is

Which of the following solutions will not show flow of solvent in either direction when separated by semipermeable membrane?

If $P_1$ partial pressure of a gas and $x_1$ is its mole fraction in a mixture, then correct relation between $P_1$ and $x_1$ is

The solution containing $18 \mathrm{~g} \mathrm{dm}^{-3}$ glucose (molar mass 180) in water and another containing $6 \mathrm{~g} \mathrm{dm}^{-3}$ of solute A in water boils at same temperature. What is molar mass of A ?

In a solution, mole fraction of solute is 0.2 , when lowering in vapour pressure is 10 mm Hg . To get lowering of vapour pressure of 20 mm Hg , mole fraction of solute in solution is

Which among the following minerals contains radioactive element in it?

Which element from following has largest atomic size as compared to other three?

Which among following polymers is used to manufacture water pipes?

Which from following polymers contain - CO - NH - linkage in it?

Identify the correct statement for following reaction.
\(3 \mathrm{Mg}+\mathrm{N}_2 \longrightarrow \mathrm{Mg}_3 \mathrm{~N}_2\)

Which of the following element in +1 oxidation state has largest ionic radius?

Which among the following is an example of one dimensional nanostructure?

What type of unit cell from following is common to all seven types of crystal systems?

Identify the instrument used to find crystal structure from following :

What is atomic radius of an element if it crystallises in BCC structure with edge length of unit cell 287 pm?

A metal crystallises in bcc structure with edge length $4 \times 10^{-8}$. If density of unit cell is $10 \mathrm{~g} \mathrm{~cm}^{-3}$. What is its molar mass?

How many molecules of carbon dioxide are formed when 0.6 g carbon is burnt in air?

Which among the following is an example of emulsion?

Identify the process from following such that volume of system remains constant.

Two moles of an ideal gas are compressed isothermally and reversibly from 40 L to 20 L at 300 K . What is the work done? $\left(\mathrm{R}=8.314 \mathrm{~J} \mathrm{~K}^{-1} \mathrm{~mol}^{-1}\right)$

Calculate the enthalpy change when 12 g carbon react with sufficient hydrogen to form methane. If enthalpy of formation of methane is $-75 \mathrm{~kJ} \mathrm{~mol}^{-1}$.