List of top Questions asked in MHT CET- 2020

Aniline reacts with bromine water at room temperature to give
Which among the following electrical properties has SI unit siemens per meter?
Identify the product ‘B’ in the following reaction.
\[ \text{2,2-Dichloropropane} \xrightarrow[\Delta]{\text{aq. KOH}} A \xrightarrow[\text{ii) H}^+]{\text{i) Mg, Benzene}} B \]
Which of the following compounds is used to avoid oxidation in food?
The volume of 400 cm\(^3\) chlorine gas at 400 mm of Hg is decreased to 200 cm\(^3\) at constant temperature. What is the new pressure of the gas?
Identify the polymer from following, that contains amide linkage
Which of the following solution will have highest freezing point depression?
What is the bond length of C–H bond in alkanes?
What is molecular formula of allyl bromide?
An element crystallises in bcc structure. The number of unit cells of an element in 4 g of it is (given atomic mass = 40).
In Merck’s method, \( \mathrm{H_2O_2} \) is obtained from
What is the melting point of zinc?
The H–H bond energy is 430 kJ mol\(^{-1}\) and Cl–Cl bond energy is 240 kJ mol\(^{-1}\). \( \Delta H_f \) for HCl is –90 kJ. Then H–Cl bond energy is
Which among the following compounds is obtained when benzene is treated with CO and HCl in presence of catalyst anhydrous \( \mathrm{AlCl_3} \) and \( \mathrm{Cu_2Cl_2} \) under high pressure?
Which among the following is a first oxidation product of butan-2-ol?
Which among the following polymers is an example of addition polymer?
Dumas method is used for estimation of
Which of the following is NOT correct in hybridisation?
Which of the following metals reacts with dilute \( \mathrm{H_2SO_4} \) ?
Which of the following is NOT a tranquilizer?
Which of the following elements is refined by zone refining?
Which of the following equations shows the relationship between heat of reaction at constant pressure and heat of reaction at constant volume if the temperature is not constant?
The rate of first order reaction \( A \rightarrow B \) is \( 6.3 \times 10^{-6} \, \text{M s}^{-1} \). If \( [A] = 0.3 \, \text{M} \), what is the rate constant of the reaction?
Which among the following oxides of nitrogen, the nitrogen atom contains one unpaired electron?
Five capacitors each of capacitance \(C\) are connected as shown in the figure. The ratio of equivalent capacitance between \(P\) and \(R\) and the equivalent capacitance between \(P\) and \(Q\) is