MHT CET 2021 23th September Morning Shift

Ethoxy benzene on reaction with hot and concentrated HI forms

Identify the major product when anisole is treated with \(\mathrm{Br}_2\) in presence of acetic acid.

Which of the following is NOT dihydric alcohol?

Identify the reagent used in following conversion.
Pent -3 -enenitrile \(\xrightarrow{\mathrm{A}}\) pent -3 -enal

What is the product formed when side chain chlorination of toluene is carried out followed by acid hydrolysis at \(373 \mathrm{~K}\) ?

Identify product \(\mathrm{C}\) in following conversion.
m - Hydroxy Benzaldehyde \(\xrightarrow[\text { [Protection of }-\mathrm{OH} \text { group] }]{\mathrm{C}_6 \mathrm{H}_5 \mathrm{CH}_2 \mathrm{Cl}}\) $$
\mathrm{A} \xrightarrow{[\ma...

Two electrons occupying the same orbital are distinguished by

Identify the sugar containing \(\alpha, \beta-1,2\)-glycosidic linkage.

Which of the following compound is obtained when glucose is treated with dilute nitric acid?

Which among the following halides has triagonal bipyramidal structure?

What is the formal charge on '\(\mathrm{N}\)' atom in \(\mathrm{NH}_4^{+}\) ion?

The rate law equation for a reaction between \(\mathrm{A}, \mathrm{B}\) and \(\mathrm{C}\) is \(\mathrm{r}=\mathrm{k}[\mathrm{A}][\mathrm{B}][\mathrm{C}]^2\), what will be ne rate of reaction if concentration of both \(\mathrm{A}\) and $$\m...

Time required for \(90 \%\) completion of a first order reaction is \(t\). What is the time required for completion of \(99 \%\) reaction?

The order of reaction for which the units of rate constant are \(\mathrm{mol} \mathrm{~dm}^{-3} \mathrm{~s}^{-1}\) is

Which of the following complexes is diamagnetic and square planar?

Identify the number of unpaired electrons present and geometry respectively of [Co(NH\(_3\))\(_6\)]\(^{3+}\) complex.

Identify ferromagnetic element from following.

The conductivity of \(0.3 \mathrm{M}\) solution of \(\mathrm{KCl}\) at \(298 \mathrm{~K}\) is \(0.0627 \mathrm{~S} \mathrm{~cm}^{-1}\). What is it's molar conductivity?

In the cell represented as \(\mathrm{Ni}_{(\mathrm{s})}\left|\mathrm{Ni}_{(\mathrm{IM})}^{2 \oplus}\right|\left|\mathrm{Ag}_{(\mathrm{IM})}^{\oplus}\right| \mathrm{Ag}_{(\mathrm{s})}\), the reducing agent is

How many electrons flow through the wire if a current of 1.5 ampere flow through it for 3 hours?

Identify most stable free radical from following :

Which among the following compounds is a weakest base?

Which statement from following is correct for homolytic fission?

Identify product '\(\mathrm{B}\)' in following reaction.
\(\mathrm{CH}_3 \mathrm{Br}+\mathrm{AgNO}_2 \longrightarrow \mathrm{A} \xrightarrow{\mathrm{Sn} / \mathrm{HCl}} \mathrm{B}\)

Identify the reagent (A) used in the following reaction.

Which of the following is NOT obtained when a mixture of bomomethane and bromoethane is treated with sodium in dry ether?

Which of following reactions yields biphenyl from chlorobenzene?

The solubility of \(\mathrm{Ag}_2 \mathrm{C}_2 \mathrm{O}_4\) is \(2 \times 10^{-4} \mathrm{~mol} \mathrm{~L}^{-1}\) at \(298 \mathrm{~K}\). What is it's solubility product?

Which among the following salt solution in water shows pH less than 7 ?

A weak monobasic acid is \(3.0 \%\) dissociated in it's \(0.04 \mathrm{~M}\) solution. What is the dissociation constant of acid?

Which of the following alkanes is optically active?

What is the IUPAC name of glyoxal?

What is the freezing point of 1 molal aqueous solution of a non volatile solute? (\(\mathrm{K}_{\mathrm{f}}=1.86 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1})\) (\(\mathrm{T}_{\mathrm{f}}^0\) for water \(=0^{\circ} \mathrm{C})\)

What is vapour pressure of solution containing \(1.8 \mathrm{~g}\) glucose in \(16.2 \mathrm{~g}\) water? (\(\mathrm{P}_1^0=24 \mathrm{~mm} \mathrm{Hg}\) and Molar mass of glucose \(=180 \mathrm{~g} \mathrm{~mol}^{-1}\))

Air is an example of a solution of

Which among the following is a nonferrous alloy?

Which from following statements is true for group 16 elements?

Which among the following formulae is correctly represented according to stock notation?

Identify catalyst used in manufacturing of HDP.

Which among following compounds is used as monomer in preparation of Teflon?

All the elements of group 2 react with water to form metal hydroxide and hydrogen, except the element

What is the atomic radius of polonium if it crystallises in a simple cubic structure with edge length of unit cell \(336 \mathrm{~pm}\) ?

How many particles per unit cell are present in \(\mathrm{BCC}\) structure?

An element with BCC structure has edge length of \(500 \mathrm{~pm}\). If it's density is \(4 \mathrm{~g} \mathrm{~cm}^{-3}\), find atomic mass of the element?

A balloon contains \(2.27 \mathrm{~L}\) air and has a pressure of \(1.013 \times 10^5 \mathrm{~Nm}^{-2}\). The balloon rises to a certain height and expands to volume of \(4540 \mathrm{~mL}\). What is the final pressure of air in balloon?

A gas has a volume of \(3.4 \mathrm{~L}\) at \(298 \mathrm{~K}\). What is the final temperature if the volume of gas increases to \(6.8 \mathrm{~L}\) ?

What is the mass of \(33.6 \mathrm{~dm}^3\) of methane gas at S.T.P.?

What is the value of intercept on \(y\)-axis when \(\log \frac{x}{m}\) is plotted against \(\log P\) in Freundlich isotherm?

A system gives out \(\mathrm{x} \mathrm{~J}\) of heat and does \(\mathrm{y} \mathrm{~J}\) of work on it's surrounding. What is the internal energy change?

A system does 394 J of work on surrounding by absorbing 701 J heat. What is the change in internal energy of the system?