List of top Chemistry Questions on Thermodynamics terms asked in TS EAMCET

The following graph indicates the system containing 1 mole of gas involving various steps. When it moves from Z to X, the type of undergoing process is: 

 

At T(K), \( K_c \) for the dissociation of \( PCl_5 \) is \( 2 \times 10^{-2} \) mol L\(^{-1}\). The number of moles of \( PCl_5 \) that must be taken in 1.0 L flask at the same temperature to get 0.2 mol of chlorine at equilibrium is
The incorrect rule regarding the determination of significant figures is:
At 61 K, one mole of an ideal gas of 1.0 L volume expands isothermally and reversibly to a final volume of 10.0 L. What is the work done in the expansion?
Which of the following is true for spontaneous adsorption of $H_2$ gas without dissociation on solid surface