List of top Questions asked in MHT CET- 2020

What is the oxidation state of sulphur in oil of vitriol?
The maximum velocity of the photoelectron emitted by the metal surface is \( v \). Charge and mass of the photoelectron is denoted by \( e \) and \( m \) respectively. The stopping potential in volt is
What is the site of action of antihistamine?
How many optical isomers are possible for a compound having 3 asymmetric carbon atoms?
What will be the volume of oxygen gas produced, If the reaction
2 KClO\(_3\)(s) \(\rightarrow\) 2 KCl(s) + 3 O\(_2\)(g) \(\Delta H^\circ = -78 \, \text{kJ}\)
is carried out at S.T.P.?
Scala tympani of membranous labyrinth ends at A which opens into B. Identify A and B and select correct option.
Which of the following reactions proves the chlorinating property of phosphorus pentachloride?
Which among the following reactions occurs at the zone of slag formation in extraction of iron by blast furnace?
The electronic configuration of Be$_2$ molecule according to MOT is
A radar of power $1\ \text{kW}$ operating at frequency $10\ \text{GHz}$ is located on a mountain top of height $500\ \text{m}$. The maximum distance upto which it can detect object located on the surface of the earth is $\left[\text{Radius of earth} = 6.4 \times 10^6\ \text{m}\right]$
Two coils of wire A and B are placed mutually perpendicular as shown. When current is changed in any one coil,
For a photocell, the work function is \(\phi\) and the stopping potential is \(V_s\). The wavelength of the incident radiation is
Identify the monomers used in preparation of PHBV polymer.
In a transverse progressive wave of amplitude \( a \), the maximum particle velocity is six times its wave velocity. The wavelength of the wave is
Equilibrium constant for a reaction is 20. What is the value of \( \Delta G \) at 300 K? (\( R = 8 \times 10^{-3} \, \text{kJ mol}^{-1} \text{K}^{-1} \))
Fertilization process in human beings is specifically due to ................
In communication system, for a given block diagram of receiver, the boxes 'X' and 'Y' respectively represent
A metallic element crystallizes in simple cubic lattice. If edge length of the unit cell is 34Å, with density 8 g/cm\(^3\), what is the number of unit cells in 100 g of the metal? (Molar mass of metal = 108 g/mol)
During electrolysis of aqueous NaCl, the product obtained at cathode is
In somatic reflexes, the effectors are located in ..................
In recombinant DNA technology after the bacteriophage infects a bacterial cell, plaques are formed by the _________
Identify 'A' in the following reaction
C\(_2\)H\(_5\)OH + HCl \(\xrightarrow{A}\) C\(_2\)H\(_5\)Cl + H\(_2\)O
Which one of the following is a non-endospermic seed?
Methane, ammonia and hydrogen were respectively mixed in the ratio of ___________ in Urey and Miller’s experiment.
At absolute zero temperature, pure silicon behaves as