Home
Class 11
CHEMISTRY
CaCO3(s) hArr CaO(s)+CO2(g), Delta H=110...

`CaCO_3(s) hArr CaO(s)+CO_2(g)`, `Delta H`=`110 k`, the pressure of `CO_2`: increases on adding catalyst, decreases of `T` is raised, increases of `T` is raised, increases, if an inert gas is passed keeping `T` constant

A

increases on adding catalyst

B

decreases of 'T' is raised

C

increases of 'T' is raised

D

increases, if an inert gas is passed keeping T constant

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ENVIRONMENTAL CHEMISTRY

    V PUBLICATION|Exercise QUESTION BANK|95 Videos

  • HYDROCARBONS

    V PUBLICATION|Exercise QUESTION BANK|114 Videos

Similar Questions

Explore conceptually related problems

Nitrogen combines with oxygen to form nitric oxide: N_2(g)+O_2(g) hArr 2NO(g) , Delta H=+80 kJ mol^(-1) The decomposition of NO(g) is favoured by : decrease in the pressure, increase in pressure, decrease in temperature, increasing the concentration of N_2

In Haber's process, ammonia is manufactured according to the following reaction N_(2(g)) + 3H_(2(g)) hArr 2NH_(3(g)) , Delta H^(@) = -2.4 kJ The pressure inside the chamber is maintained at 200 atm and temperature at 500^(@)C . Generally this reaction is carried out in presence of Fe catalyst. The preparation of ammonia by Haber's process is an exothermic reaction. If the preparation follows the following temperature pressure relationship for its % yield. Then for temperature T_(1), T_(2) and T_(3) , the correct option is :

Consider this reaction: CO(g)+2H_2(g) harr CH_3 OH(g), Delta rH =- 92kJ/Mol Explain the influence of the following on the basis of Le Chateliers principle. Increase in the pressure

Dihydrogen gas is obtained from natural gas by partial oxidation with steam as per following endothermic reaction: 'C H_4(g)+H_2 O_(g) hArr C O_(g)+3 H_2(g)' a) Write an expression'for 'K_p' for the above reaction. b) How will the values of 'K_p' and composition of equilibrium mixture be affected by i) increasing the pressure ii) increasing the temperature iii) using a catalyst.

N_2(g)+3 H_2(g) hArr 2 NH_3(g) , Delta H = -93.5 kJ . What will happen when helium gas is added to the vessel at constant volume: more NH_3 is formed, less NH_3 is formed, No effect., None of these

At '473 K', equilibrium constant Kc for decomposition of phosphorus pentachloride 'PCl_5' is '8.3 xx 10^(-3) .' If decomposition is depicted as, 'PCl_5(g) hArr PCl_3(g)+Cl_2(g) , Delta, H^circ=124.0 kJmol^(-1)' a. write an expression for 'K_c' for the reaction b. what is the value of 'K_c' for the reverse reaction at the same temperature? c. what would be the effect on 'K' c if (i) more 'PCl_5' is added (ii) pressure is increased. (iii) the temperature is increased?

A 20 litre container at 400 K contains CO_(2) gas at a pressure of 0.4 atm and an excess of solid SrO and solid SrCO_(3) (neglect the volume of the solids). The volume of the container is now gradually decreased by moving the piston fitted in the container. The volume of the container, when the pressure of CO_(2) attains its maximum value is (Given that SrCO_(3)(s) iff SrO(s)+CO_(2)(g), K_(p)=1.6 atm at 400K)

In Haber-Bosch process ammonia is manufacture by reacting H_2 and N_2 at 700 K and 200 atmosphere pressure. N_(2(g)) + 3H_(2(g)) harr 2NH_(3(g)) , DeltaH = -92 kJ The partial pressure of N_2 , H_2 and NH_3 are 2.09, 6.55 and 1.37 atm respectively. Calculate the value of K_P . And also explain the effect of increasing temperature on the value of K_P .

Consider this reaction: CO(g)+2H_2(g)harr CH_3OH(g), Delta_rH =- 92kJMol_1 Explain the influence of the following on the basis of Le Chatelier,s principle.Decrease in pressure.

Consider this reaction: CO(g)+2H_2(g) gives CH_3OH(g), DeltaH =- 92kJMol_1 Explain the influence of the following on the basis of Le Chatelier,s principle.increase in temperature.

V PUBLICATION-EQUILIBRIUM-QUESTION BANK
  1. N2(g)+3 H2(g) hArr 2 NH3(g), Delta H=-93.5 kJ . What will happen when ...

    Text Solution

    |

  2. aqueous solution of ammonium acetate is

    Text Solution

    |

  3. CaCO3(s) hArr CaO(s)+CO2(g), Delta H=110 k, the pressure of CO2: in...

    Text Solution

    |

  4. 1 mol of A and 0.5 mol of B were enclosed in a three litre vessel. The...

    Text Solution

    |

  5. K' 'for the reaction: 'CO2(g)+H2(g) hArr CO(g)+H2 O(g)' is found to b...

    Text Solution

    |

  6. An equilibrium mixțure for the reaction: '2 H2 S(g) gives 2 H2(g)+S2(...

    Text Solution

    |

  7. A vessel of '1000 K' contains 'CO2', with a pressure of '0.5 atm .' So...

    Text Solution

    |

  8. In a system : .A(s) hArr 2B(g)+3 C(g) if the concentration of C at equ...

    Text Solution

    |

  9. For a gaseous reaction: 2 X(g) hArr 2 Y(g)+Z(g), Kp=1.8 at 700^(circ)...

    Text Solution

    |

  10. The reaction: A(g)+2 B(g) hArr 2 C(g) was studied by starting with e...

    Text Solution

    |

  11. The 'p' H of a solution is 5.9. If the hydrogen ion concentration is d...

    Text Solution

    |

  12. On adding '20 ml' of 'N / 10 NaOH' solution to '10 mI' of 'N / 1 0 HCl...

    Text Solution

    |

  13. The 'pH' of a '10^(-8) M' solution of 'HCl' is:

    Text Solution

    |

  14. In a solution pH and pOH at 298 K is equal. to: zero, 14, infinity, a...

    Text Solution

    |

  15. Which of the following is a Lewis base? AlCl3, AgCl, Al(OH3), NH3

    Text Solution

    |

  16. Precipitation takes place when the product of concentration of ions: e...

    Text Solution

    |

  17. The solubility product of 'CaSO4' is '6.4 xx 10^(-5) .' The solubility...

    Text Solution

    |

  18. Among the following, the one which does not represent a conjugate acid...

    Text Solution

    |

  19. 4 gm' of 'NaOH' are added in 1 litre. The 'pH' value, of the solution ...

    Text Solution

    |

  20. An aqueous solution of 'A l2((SO4)3)' would show:

    Text Solution

    |