Home
Class 12
CHEMISTRY
In which of the following reactions hete...

In which of the following reactions heterogeneous catalysis is involved?
(i) `2SO_2(g) + O_2(g) overset(NO(g))to 2SO_3(g)`
(ii) `2SO_2 (g) + O_2(g) overset(Pt(s))to 2SO_3(g)`
(iii) `N_2(g) + 3H_2(g) overset(Fe(s))to 2NH_3(g)`
(iv) `CH_3COOCH_3(l) + H_2O(g) overset(HCl(l))to CH_3COOH(aq) + CH_3OH (aq)`

A

(i), (iii)

B

(ii), (iii), (iv)

C

(i), (ii), (iii)

D

(iv)

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • SURFACE CHEMISTRY

    KALYANI PUBLICATION|Exercise EXERCISE (PART-I ( OBJECTIVE QUESTIONS )) (Match the following :)|1 Videos

  • SURFACE CHEMISTRY

    KALYANI PUBLICATION|Exercise EXERCISE (PART-II ( DESCRIPTIVE QUESTIONS )) (VERY SHORT ANSWER QUESTIONS)|31 Videos

  • SURFACE CHEMISTRY

    KALYANI PUBLICATION|Exercise EXERCISE (PART-I ( OBJECTIVE QUESTIONS )) |31 Videos

  • SOLID STATE

    KALYANI PUBLICATION|Exercise ISC EXAMINATION QUESTIONS PART-I (Numerical Problems)|5 Videos

Similar Questions

Explore conceptually related problems

Predict in which of the following entropy increase/decrease. (ii) CaCO_3(s) rarr CaO(s) + CO_2(g)

Complete the following chemical reaction equations: I^(-)(aq) + H_2O(l) + O_3(g) rarr

Complete the following reactions: 2F_2(g) + 2H_2O(l) rarr ?

Show the rate of the following reaction in terms of partial pressure of the reactants and the products. 2A(g) rarr 2B(g) + C(g)

Complete the following chemical reaction equations: F_2(g) + H_2O(l) rarr ?

Identify the product of the following reactions : C_2H_5-CO-CH_3 overset(NaOH//I_2)rarr ?

Write the balance chemical equations (xi) Fe_2O_3(s) + CO(g) overset(Delta)rarr

Comment on the thermodynamic stability of NO(g), (given) N_2(g) + O_2(g) rarr 2NO(g) Delta H = 180KJ mol^(-1) 2NO(g) + O_2(g) rarr 2NO_2(g) Delta H = -148KJ mol^(-1)

Complete the following reaction and name the product. CH_3-CH=CH_2+H_2O overset(H^+)(rarr) .

The hydrolusis of ethylacetate CH_3COOEt+H_2O overset(H^+)rarr CH_3COOH+EtOH

KALYANI PUBLICATION-SURFACE CHEMISTRY -EXERCISE (PART-I ( OBJECTIVE QUESTIONS )) (Complete the followings statements by selecting the correct alternative from the choices given :)
  1. Extent of adsorption of adsorbate from solution phase increases with

    Text Solution

    |

  2. Which one of the following is not applicable to the phenomenon of adso...

    Text Solution

    |

  3. Which of the following is not a favourable condition for physical adso...

    Text Solution

    |

  4. Physical adsorption of a gaseous species may change to chemical adsorp...

    Text Solution

    |

  5. In physisorption, adsorbent does not show specificity for any particul...

    Text Solution

    |

  6. Which of the following is an example of absorption ?

    Text Solution

    |

  7. On the basis of data given below predict which of the following gases ...

    Text Solution

    |

  8. In which of the following reactions heterogeneous catalysis is involve...

    Text Solution

    |

  9. At high concentration of soap in water, soap behaves as

    Text Solution

    |

  10. Which of the following will show Tyndall effect ?

    Text Solution

    |

  11. Lyophobic sol can be protected

    Text Solution

    |

  12. Freshly prepared precipitate sometimes gets converted to colloidal sol...

    Text Solution

    |

  13. Which of the following electrolytes will have maximum coagulating valu...

    Text Solution

    |

  14. A colloidal system having a solid substance as a dispersed phase and a...

    Text Solution

    |

  15. The values of colligative properties of colloidal solutions are of sma...

    Text Solution

    |

  16. Arrange the following diagrams in correct sequence of steps involved i...

    Text Solution

    |

  17. Which of the following processes is responsible for the formation of d...

    Text Solution

    |

  18. Which of the following curves is in accordance with Freundlich adsorpt...

    Text Solution

    |

  19. Which of the following processes is not responsible for the presence o...

    Text Solution

    |

  20. Which of the following phenomenon is applicable to the process shown i...

    Text Solution

    |