Home » Chemical Engineering Quiz » Thermodynamics for Chemical Quiz 5

Thermodynamics for Chemical Quiz 5

0%
0

Thermodynamics for Chemical Quiz 5

1 / 50

In an irreversible process_________?

2 / 50

In the decomposition of PCl5 represented by, PCl5 ? PCl3 + Cl2, decrease in the pressure of the system will ______ the degree of dissociation of PCl5?

3 / 50

In an ideal solution, the activity of a component equals its ___________?

4 / 50

If the molar heat capacities (Cp or Cv) of the reactants and products of a chemical reaction are identical, then, with the increase in temperature, the heat of reaction will_____?

5 / 50

If the heat of solution of an ideal gas in a liquid is negative, then its solubility at a given partial pressure varies with the temperature as___________?

6 / 50

In case of vapour compression refrigeration system, elevating the evaporator temperature (keeping the condenser temperature constant) results in______?

7 / 50

Henry?s law is closely obeyed by a gas, when its ______ is extremely high?

8 / 50

In any spontaneous process, ?

9 / 50

In a homogeneous solution, the activity co-efficient of a component depends upon the__________?

10 / 50

If an ideal solution is formed by mixing two pure liquids in any proportion, then the _____ of mixing is zero?

11 / 50

If we increase the pressure on a substance (which is at its triple point), then the triple point ___________?

12 / 50

In a homogeneous solution, the fugacity of a component depends upon the ___________?

13 / 50

In an isothermal process on an ideal gas, the pressure increases by 0.5 percent. The volume decreases by about ______ percent?

14 / 50

In the reaction, H2 +I2 ? 2HI, addition of an inert gas will_____?

15 / 50

In an ideal refrigeration cycle, the change in internal energy of the fluid is______?

16 / 50

Helmholtz free energy A. is defined as______?

17 / 50

In case of steady flow compression polytropic process (PVn = constant), the work done on air is the lowest, when________?

18 / 50

In an ideal gas mixture, fugacity of a species is equal to its_____?

19 / 50

High pressure steam is expanded adiabatically and reversibly through a well insulated turbine, which produces some shaft work. If the enthalpy change and entropy change across the turbine are represented by ?H and ?S respectively for this process ?

20 / 50

In the ammonia synthesis reaction, N2 + 3H2 ? 2NH3 + 22.4 kcal, the formation of NH3 will be favoured by_____?

21 / 50

In the equation, PVn = constant, if the value of n is in between 1 and y (i.e. Cp/Cv), then it represents a reversible _____ process?

22 / 50

In the equation, PVn = constant, if the value of n = ? ?, then it represents a reversible ______ process?

23 / 50

If two gases have same reduced temperature and reduced pressure, then they will have the same______?

24 / 50

In the equation, PVn = constant, if the value of n = 1, then it represents a reversible ______ process?

25 / 50

In the reaction, represented by, 2SO2 + O2 ? 2SO3; ?H = ? 42 kcal; the forward reaction will be favoured by______?

26 / 50

In a turbine, the fluid expands almost__________?

27 / 50

If two pure liquid constituents are mixed in any proportion to give an ideal solution, there is no change in______?

28 / 50

In case of a reversible process (following pvn = constant), work obtained for trebling the volume (v1 = 1 m3 and v23 m3) is maximum, when the value of ?n? is__________?

29 / 50

In a reversible process___________?

30 / 50

In any spontaneous process, the _______ free energy decreases ?

31 / 50

In the equation PVn = constant, if the value of n = y = Cp/Cv, then it represents a reversible _______ process?

32 / 50

In jet refrigerators, the refrigerating fluid is practically always__________?

33 / 50

Ideal refrigeration cycle is______?

34 / 50

In case of the decomposition of hydroiodic acid (2HI ? H2 + I2), addition of H2 (at equilibrium condition) will___________?

35 / 50

In a P-V diagram (for an ideal gas), an isothermal curve will coincide within adiabatic curve (through a point), when_____?

36 / 50

Heating of water under atmospheric pressure is an _______ process?

37 / 50

In the equation, PVn = Constant, if the value of n = 0, then it represents a reversible _______ process?

38 / 50

In case of a close thermodynamic system, there is _______ across the boundaries?

39 / 50

If atmospheric temperature and dew point are nearly equal, then the relative humidity is________?

40 / 50

If heat contents of CH4, C2H4 and C3H8 are -17.9, 12.5 and -24.8 kcal/mole respectively, than ?H for the reaction CH4(g) + C2H4(g) ? C3H8(g) will be ______ Kcal?

41 / 50

If the vapour pressure at two temperatures of a solid phase in equilibrium with its liquid phase are known, then the latent heat of fusion can be calculated by the __________?

42 / 50

High ______ is an undesirable property for a good refrigerant?

43 / 50

In case of an ________ process, the temperature of the system increases?

44 / 50

Ideal gas law is applicable at______?

45 / 50

If the internal energy of an ideal gas decreases by the same amount as the work done by the system, then the______?

46 / 50

In polytropic process (PVn = constant), if n = 1; it means a/an _______ process?

47 / 50

In a working refrigerator, the value of COP is always___________?

48 / 50

In the reaction, C + O2 ? CO2; ?H = ? 94 kcal. What is the heat content (enthalpy) of O2 ?

49 / 50

In reactions involving solids and liquids (where change in volume is negligible), the heat of reaction at constant pressure as compared to that at constant volume is________?

50 / 50

In Joule-Thomson porous plug experiment, the___________?

Provide Your Information

Your score is

The average score is 0%

0%

Share on facebook
Facebook
Share on twitter
Twitter
Share on whatsapp
WhatsApp
Chemical Engineering Basics Quiz 1
Chemical Engineering Basics Quiz 2
Chemical Engineering Basics Quiz 3
Chemical Engineering Basics Quiz 4
Chemical Engineering Basics Quiz 5
Chemical Engineering Basics Quiz 6
Chemical Engineering Basics Quiz 7
Chemical Engineering Basics Quiz 8
Chemical Engineering Basics Quiz 9
Chemical Engineering Basics Quiz 10

Help Concept 360 Please. We need 500 Youtube Subscriber. Please Subscribe our Youtube Channel. Click below link to subscribe Please

آپ سے گزارش ہے کہ ہمارے یوٹیوب چینل کوسبسکرائب کر کے ہماری مدد کریں جیسا کہ یہ ویب سائٹ آپکی مدد کر رہی ہے۔ شکریہ