MHT CET 2021 24th September Morning Shift

Crotonyl alcohol is an example of

When a mixture of vapours of phenol and hydrogen is passed over nickel catalyst at 433 K, the product obtained is

Identify the product \((\mathrm{A})\) obtained in the following reaction.
\(\text { Phenol + concentrated Nitric acid } \xrightarrow[\mathrm{H}_2 \mathrm{SO}_4]{\text { concectrated }} \mathrm{A}\)

Which of the following reaction is an example of Rosenmund reduction?

Which of the following aldehyde has buttery odour?

To obtain 3-methylbutan-2-ol from acetaldehyde, the Grignard's reagent used is

How many values of magnetic quantum number are possible for each value of azimuthal quantum number?

Identify basic \(\alpha\)-amino acid from following.

Which from following reagents is used to identify straight chain of glucose?

What is the geometry of \(\mathrm{SbF}_5\) molecule?

For the reaction \(\mathrm{A}+\mathrm{B} \rightarrow\) product, rate of reaction is \(3.6 \times 10^{-2} \mathrm{mol~dm}^{-3} \mathrm{sec}^{-1}\). When \([\mathrm{A}]=0.2 \mathrm{~mol} \mathrm{dm}^{-3}\) and $$[\mathrm{B}]=0.1 \mathrm{~mol}...

If decomposition of hydrogen peroxide is a first order reaction, it's rate law equation can be represented as

A reaction is first order with respective to \(\mathrm{A}\) and second order with respective to \(\mathrm{B}\). What is the effect on reaction rate if concentration of B is increased 3 times?

Which of the following is an example of primary amine?

Which of the following is an example of symmetrical tertiary amine?

Which among following statements is true about \(\mathrm{Na}_4\left[\mathrm{Fe}(\mathrm{CN})_6\right]\) ?

Which among the following cations will form lowest stability complex if the ligand remains the same?

The resistance of \(0.2 \mathrm{M}\) solution of an electrolyte is 30 ohm and conductivity is \(1.2 \mathrm{~S} \mathrm{~m}^{-1}\). What is the value of cell constant?

Which from the following is the correct relationship between standard Gibbs energy change and standard cell potential?

The conductivity of \(0.04 \mathrm{~M} \mathrm{~BaCl}_2\) solution is \(0.0112 \Omega^{-1} \mathrm{~cm}^{-1}\) at \(25^{\circ} \mathrm{C}\). What is it's molar conductivity?

Which group from following is responsible for \((-) \mathrm{R}\) effect?

identify the species from following that exhibits no bond resonance.

Which among the following is haloalkyne?

Which among the following is benzylic halide?

When 2-Chlorobutane is boiled with concentrated alcoholic solution of KOH, the major product formed is

Which among the following is NOT benzylic halide?

Identify conjugate acid-base pair in the following reaction.
\(\mathrm{HCl}_{(\mathrm{aq})}+\mathrm{H}_2 \mathrm{O}_{(l)} \rightleftharpoons \mathrm{H}_3 \mathrm{O}_{(\mathrm{aq})}^{+}+\mathrm{Cl}_{(\mathrm{aq})}^{-}\)

Which among the following is a formula of mustard gas?

What is vapour pressure of solution containing 0.1 mole solute dissolved in \(1.8 \times 10^{-2} \mathrm{~kg} \mathrm{~H}_2 0\) ? \((\mathrm{P}_1^0=24 \mathrm{~mm} \mathrm{~Hg})\)

Which from the following alloys is used in gas turbine engines?

What type of following solution is obtained from amalgam of mercury with sodium?

Which element from following combines with hydrogen to form compound having lowest acidic strength?

Which element from following is a soft element?

Which from following polymers is used to manufacture tyres?

Which among following is an example of cyclic amide?

Which of the following polymers is used to obtain shopping bags?

What is the change in oxidation number of nitrogen in following conversion?
\(\mathrm{NO}_3^{-} \longrightarrow \mathrm{NO}_2\)

A metal has \(\mathrm{BCC}\) structure with edge length of unit cell \(400 \mathrm{~pm}\). Density or metal is \(4 \mathrm{~g} \mathrm{~cm}^{-3}\). What is molar mass of metal?

The FCC unit cell of a compound contains ions of \(\mathrm{A}\) at the corner and ions of \(\mathrm{B}\) at the centre of each face, what is the formula of the compound?

What is the volume occupied by particles in \(\mathrm{BCC}\) structure if '\(\mathrm{a}\)' is edge length of unit cell?

Identify the change in colour when \(\mathrm{NaCl}\) solution is titrated against \(\mathrm{AgNO}_3\) solution using fluorescein indicator.

What is percent dissociation of acetic acid in it's \(0.01 \mathrm{~M}\) solution if dissociation of acid is \(1.34 \times 10^{-2}\) ?

The pH of monoacidic weak base is 10.9. Calculate the percent dissociation in 0.02 M solution.

Calculate osmotic pressure exerted by a solution containing \(0.822 \mathrm{~g}\) of solute in \(300 \mathrm{~mL}\) of water at \(300 \mathrm{~K}\).
(Molar mass of solute $$=340 \mathrm{~g} \mathrm{~mol}^{-1}, \mathrm{R}=0.0821 \mathrm{~L} ...

How many molecules are present in \(22400 \mathrm{~cm}^3\) of a gas at STP?

Lithium shows diagonal relationship with

At \(300 \mathrm{~K}, 22 \mathrm{~g}\) of \(\mathrm{CO}_2\) gas exerts a pressure of 5 atmosphere. What is the volume of the gas at the same temperature? \((\mathrm{R}=0.0821 \mathrm{~L} \mathrm{~atm} \mathrm{~K}^{-1} \mathrm{~mol}^{-1})\)

When \(\mathrm{x} \mathrm{kJ}\) heat is provided to a system, work equivalent to \(\mathrm{y} \mathrm{J}\) is done on it. What is internal energy change during this operation?

A gas is allowed to expand against a constant external pressure of 2.5 bar from an initial volume 'x' L to final volume of 4.5 L. If amount of work done is 5 dm\(^3\) bar, what is the value of 'x'?

In a process, a system performs \(238 \mathrm{~J}\) of work on it's surrounding by absorbing \(54 \mathrm{~J}\) of heat. What is the change in internal energy of system during this operation?