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Chemical Reaction Quiz 5

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Chemical Reaction Quiz 5

1 / 50

Pick out the wrong statement ?

2 / 50

In the converter of the contact process for the manufacture of H2SO4 the equilibrium conversion of SO2__________ (i) __________ with increase in temperature and __________ (ii) __________ with increase in the mole ratio of SO2 to air?

3 / 50

Overall rate of reaction in a heterogeneous catalytic reaction depends upon the mass and energy transfer from the fluid to solid surface and its rate of reaction is usually _________ the concentration of catalyst, if it does not entail a chain mechanism?

4 / 50

Pick out the wrong statement ?

5 / 50

Participation of ________ is involved in the occurrence of a chemical reaction?

6 / 50

Inversion of cane sugar is an example of ________?

7 / 50

Non-catalytic fluid-solid reactions are represented by ________ model?

8 / 50

Kinetics of a solid catalysed reaction can best be studied in a __________ reactor?

9 / 50

Pick out the wrong statement ?

10 / 50

On application of pressure to the equilibrium system, ice ? water; which of the following phenomenon will occur ?

11 / 50

In case of the irreversible unimolecular type, first order reaction, the fractional conversion at any time for constant volume system as compared to variable volume system is_____?

12 / 50

In flow reactors, the performance equations interrelate the rate of reaction to the_____?

13 / 50

In chamber process of sulphuric acid manufacture in industry, the gas phase oxidation of SO2 to SO3 is accomplished by a _______ reaction ?

14 / 50

In the gaseous phase ammonia formation reaction (N2 + 3H2 ? 2NH3), the value of the equilibrium constant depends on the__________?

15 / 50

Mean residence time is equal to the space time, when__________?

16 / 50

Pick out the wrong statement ?

17 / 50

Maximum equilibrium conversion for endothermic reaction is obtained at the _______ temperature?

18 / 50

Photochemical reaction rate does not depend significantly on temperature, because______?

19 / 50

In which of the following gaseous phase reversible reactions, the product yield cannot be increased by the application of high pressure ?

20 / 50

In Langmuir treatment of adsorption,__________?

21 / 50

Pick out the wrong statement ?

22 / 50

Kinetics of a catalytic reaction can be best studied on a/an _______ reactor?

23 / 50

Pick out the correct statement?

24 / 50

Most important characteristics of gas-liquid reactors are the_________?

25 / 50

Pick out the wrong statement pertaining to space velocity of flow reactors?

26 / 50

Pick out the correct statement ?

27 / 50

Pick out the correct statement ?

28 / 50

Limiting reactant in a chemical reaction decides the______?

29 / 50

Pick out the wrong statement ?

30 / 50

Molecularity of an elementary reaction, P + Q ? R + S is ______?

31 / 50

Ionic reactions occur in______?

32 / 50

Pick out the wrong statement ?

33 / 50

Knudsen diffusion is directly proportional to _______?

34 / 50

Photo-chemical reactions occur in presence of _____?

35 / 50

Pick out the wrong statement ?

36 / 50

In the fluid catalytic cracker (FCC), the cracking reaction is ______ (i) and the regeneration is ________ (ii) ________?

37 / 50

Oil is hydrogenated using nickel catalyst in a ___________ reactor?

38 / 50

In the reversible reaction of the type, A + B ? AB, in general___________?

39 / 50

In which of the following gaseous phase reactions, the equilibrium of the reaction remains unaffected by pressure changes ?

40 / 50

Pick out the correct statement ?

41 / 50

Integral method for analysing the kinetic data is used _______?

42 / 50

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43 / 50

In the hydrodealkylation of toluene to benzene, the following reactions occur: C7H8 + H2 ? C6H6 + CH4 2C6H6 ? C12H10 + H2 Toluene and hydrogen are fed to a reactor in a molar ratio 1:5.80% of the toluene gets converted and the selectivity of benzene(defined as moles of benzene formed/moles of toluene converted) is 90%. The fractional conversion of hydrogen is_________?

44 / 50

Molecularity of a reaction___________?

45 / 50

Pick out the wrong statement ?

46 / 50

Organic catalysts differ from the inorganic catalyst in the sense that the former is_________?

47 / 50

In solid catalysed reactions the diffusional effects are more likely to affect the overall rate of reaction for_________?

48 / 50

Pick out the correct statement?

49 / 50

Pick out the wrong statement ?

50 / 50

In which of the following reactions, the equilibrium will shift to the right, if the total pressure is increased ?

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