List of top Chemistry Questions asked in MHT CET

Which of the following solution will have highest freezing point depression?

What is the bond length of C–H bond in alkanes?

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

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

What is the melting point of zinc?

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 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 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 of the following elements is refined by zone refining?

Which of the following metals reacts with dilute \( \mathrm{H_2SO_4} \) ?

Which among the following oxides of nitrogen, the nitrogen atom contains one unpaired electron?

Which of the following is NOT a tranquilizer?

In gas phase, the H–O–O–H dihedral bond angle in H\(_2\)O\(_2\) is

For combustion of 1 mole of liquid benzene at 298 K, the heat of reaction at constant volume is –3264.2 kJ. What is the heat of combustion at constant pressure?
(\(R = 8.314\ \text{J K}^{-1}\text{ mol}^{-1}\))

Which of the following compound is a broad spectrum antibiotic?

EMF of a cell having the following cell reaction at 298 K is 0.059 V.
Zn(s) + 2H\(^+\)(aq) $\rightarrow$ Zn\(^{2+}\) + H\(_2\)(g)
What is the value of \(\Delta G\)?

\(15 \times 10^{-3}\) kg urea is dissolved in 1 litre of water and it is isotonic with 500 mL aqueous glucose solution. What is the amount of glucose present in solution?
(Atomic mass: C = 12, H = 1, O = 16, N = 14)

What is the product obtained when ethylamine is heated with large excess of ethyl iodide?

If same amount of each of the following four gases expand from volume \(V_1\) to \(V_2\), maximum work done is observed in expansion of

According to Werner’s theory, based on experiment the formula of coordination compound is CoCl\(_3\)\(\cdot\)3NH\(_3\). Then the molar conductance in mho mol\(^{-1}\) and number of Cl\(^{-}\) ions precipitated by AgNO\(_3\) respectively is