List of top Questions asked in JIPMER MBBS

Which of the following is the correct sequence of step involved in the mechanism of Cannizzaro reaction?

Red blood cells are placed in a solution and neither haemolysis nor crenation occurs. Therefore, the solution is

\(CH_3-Br \xrightarrow{\text {Mg/ether}} \xrightarrow{(i)CO_2 \ (ii)Water} \xrightarrow{\Delta,\ CH_3OH/H^+}P\)
What is the product P in the above reaction?

Which of the following is disproportionation reaction?

Which type of drugs come under anti-microbial drugs?

Which of the following is not a surfactant?

Arrange the following polymers in increasing order of their intermolecular forces.
Nylon-6, 6, buna-S, polythene, neoprene

In adiabatic conditions, 2 mole of \(CO_2\)gas at 300 K is expanded such that its volume becomes 27 times. Then, the work done is
(\(C_v=6 \ cal\ mol^-\) and \(γ = 1.33\))

The compounds and are distinguished by

Alkali metals readily dissolve in liquid ammonia to give blue coloured solutions. The blue colour is believed to be due to

In the reversible reaction, \(2NO_2⇋ N_2O_4\) the rate of disappearance of \(NO_2\) is equal to

If \(E°(Zn^{2+},Zn)=-0.763\ V\) and \(E°(Fe^{2+},Fe)=-0.44\ V\), then the emf of the cell \(Zn/Zn^{2+}(a=0.001)||Fe^{2+}(a=0.005) Fe\) is

For the electrochemical cell, \(Ag^-|AgCI|KCI ||AgNO_3|Ag^+\), the overall cell reaction is

Which one of the following electrolytes has the same value of van't Hoff factor \((i)\) as that of \(K_4[Fe(CN)_6]\) ?

The van't Hoff factor for \(0.1\ M \ Ba(NO_3)_2\), solution is \(2.74\). The degree of dissociation is

The IUPAC name of the following compound is

Bleeding due to a cut can be stopped by applying ferric chloride solution in the laboratory. This is due to

For the dot structure shown, the most likely elements X = ____ and Y = ____ are

Valence electrons in the element \(X\) are 3 and that in element \(Y\) is 6. Most probable compound formed from \(X\) and \(Y\) is

A compound, containing only carbon, hydrogen and oxygen has a molecular weight of 44. On complete oxidation, it is converted into a compound of molecular weight is 60. The original compound is

Number of photons emitted by a 100 W (Js^-1) yellow lamp in 1.0 s is
(λ of yellow light is 560 nm)

In Kjeldahl's method, the nitrogen present in an organic compound is quantitatively converted into

If \(Na^+\) ion is larger than \(Mg^{2+}\) ions and \(S^{2-}\) ion is larger than \(Cl^-\) ion, which of the following will be stable salt in water ?

Product P is :

Which of the following is correct statement?