List of top Questions asked in MHT CET

Identify the molecule having a non-zero dipole moment.

What is the difference between $\Delta H$ and $\Delta U$ for reaction given below at 298 K?
(R = 8.314 $\text{J}\ \text{K}^{-1}\ \text{mol}^{-1}$)
$2\text{C}_6\text{H}_{6(\ell)} + 15\text{O}_{2(g)} \rightarrow 12\text{CO}_{2(g)} + 6\text{H}_2\text{O}_{(\ell)}$

What is the energy of an electron in stationary state corresponding to n = 2?

Which among the following compounds has highest melting point?

Identify compound from following having highest basic strength.

Which among following functional groups exhibits $-\text{R}$ effect?

Which of the following alkenes on oxidation by $\text{KMnO}_4$ in dil. $\text{H}_2\text{SO}_4$ forms adipic acid?

For the reaction $\text{N}_{2(g)} + 3\text{H}_{2(g)} \rightarrow 2\text{NH}_{3(g)}$, what is the relation between $\frac{d[\text{N}_2]}{dt}$ and $\frac{d[\text{H}_2]}{dt}$?

How many tetrahedral voids are present in 0.4 mole of a compound that forms hcp structure?

Which of the following formulae is used to obtain depression in freezing point?

Identify the polymer used in making floor tiles.

Pure dihydrogen (99.5%) is obtained by the electrolysis of

Which of the following alkyl halide is treated with sodium metal to obtain 2,2,3,3-tetramethyl butane?

What is enthalpy of formation of $\text{NH}_3$ if bond enthalpies are as $(\text{N}\equiv\text{N}) = 941\ \text{kJ}$, $(\text{H}-\text{H}) = 436\ \text{kJ}$, $(\text{N}-\text{H}) = 389\ \text{kJ}$?

Electrical conductance due to all the ions in $1\ \text{cm}^3$ of given solution is called as

Identify use of argon from following.

Which of the following is an example of copolymer?

Identify the product 'B' in following reaction:
$2\text{CH}_3\text{CHO} \xrightarrow{\text{dil. NaOH}} \text{A} \xrightarrow[-\text{H}_2\text{O}]{\Delta} \text{B}$

Identify the correct decreasing order of precipitation power of flocculating ion added, from following.

Which of the following is likely to undergo racemization during alkaline hydrolysis?

Which of the following statements is NOT true for a reaction having rate law $r = k [\text{H}_2][\text{I}_2]$?

What is Henry's law constant if solubility of a gas in water at 298 K and 1 bar pressure is $7 \times 10^{-4}\ \text{mol}\ \text{L}^{-1}$?

The major product obtained in the following reaction is

Choose the correct answer from the options given below

A weak monobasic acid is 10% dissociated in 0.05 M solution. What is its percentage dissociation in 0.10 M solution?

What is the conductivity of 0.02 M KCl solution if cell constant is $1.29\ \text{cm}^{-1}$ with resistance 645 $\Omega$?