MHT CET 2026 19th April Evening Shift | Thermodynamics Question 8 | Chemistry

Calculate the work done for the following reaction at $27\,^\circ\text{C}$
$\text{C}_2\text{H}_{4(g)} + \text{H}_{2(g)} \longrightarrow \text{C}_2\text{H}_{6(g)}$ ($R = 8.314\,\text{JK}^{-1}\text{mol}^{-1}$)

$2494.2$ J

$124.71$ J

$3741.3$ J

$187.07$ J

MHT CET 2026 19th April Evening Shift

MCQ (Single Correct Answer)

-0

Which from following is NOT a state function ?

Volume

Pressure

Work

Temperature

MHT CET 2026 19th April Morning Shift

MCQ (Single Correct Answer)

-0

Identify from following, the relation between standard free energy change in a reaction and equilibrium constant $K_c$.

$\triangle G^\circ = RT \ln K_c$

$-\triangle G^\circ = \dfrac{RT}{\ln K_c}$

$\triangle G^\circ = \dfrac{\ln K_c}{RT}$

$-\triangle G^\circ = RT \ln K_c$

MHT CET 2026 19th April Morning Shift

MCQ (Single Correct Answer)

-0

A gas absorbs $120$ J of heat and expands by $300 \times 10^{-6}\ \text{m}^3$ against a constant external pressure of $2 \times 10^5\ \text{Nm}^{-2}$. What will be the change in internal energy of the system ?

$180$ J

$240$ J

$120$ J

$60$ J

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Some Basic Concepts of Chemistry Atomic Structure States of Matter Thermodynamics Chemical Equilibrium Ionic Equilibrium Liquid Solution Redox Reactions Surface Chemistry Solid State Electrochemistry Chemical Kinetics Nuclear Chemistry

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