Home
Class 12
CHEMISTRY
In the Hanging method of reduction of Ma...

In the Hanging method of reduction of Magnesia with carbon, the backward reaction is prevented by quenching the mixture of magnesium vapour and cartoon monoxide with

A

HCl gas

B

CO gas

C

`CAF_(2)`

D

`H_(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • METALLURGY

    AAKASH SERIES|Exercise LEVEL-II (LECTRURE SHEET) (EXERCISE-I)|43 Videos

  • METALLURGY

    AAKASH SERIES|Exercise LEVEL-II (LECTRURE SHEET) (EXERCISE-II) (PASSAGE-I)|5 Videos

  • IONIC EQUILLIBRIUM

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (PRACTICE SHEET ( ADVANCED))|11 Videos

  • NITROGEN CONTAINING COMPOUNDS

    AAKASH SERIES|Exercise Conversions|18 Videos

Similar Questions

Explore conceptually related problems

Boron reacts with oxygen at 700^(@)C to give (A). Compound (A) reacts with carbon and dry chlorine to give (B) an carbon monoxide. (B) on reduction with LiAlH_(4) gives (C ) along with LiCl and AlCl_(3) . (C ) on reaction with ammonia at 200^(@)C gives (D). Compound (C ) is

Boron reacts with oxygen at 700^(@)C to give (A). Compound (A) reacts with carbon and dry chlorine to give (B) an carbon monoxide. (B) on reduction with LiAlH_(4) gives (C ) along with LiCl and AlCl_(3) . (C ) on reaction with ammonia at 200^(@)C gives (D). Compound (D) has B in ________ hybridised state

Boron reacts with oxygen at 700^(@)C to give (A). Compound (A) reacts with carbon and dry chlorine to give (B) an carbon monoxide. (B) on reduction with LiAlH_(4) gives (C ) along with LiCl and AlCl_(3) . (C ) on reaction with ammonia at 200^(@)C gives (D). In compound (B) :

One of the reaction that takes place in producing steel from iron ore is the reduction of iron (II) oxide by carbon monoxide to give iron metal and CO_(2) . FeO(s)+CO(g)hArrFe(s)+CO_(2)(g) , K_(p)=0.265 atm at 1050K What are the equilibrium partial pressures of CO and CO_(2) at 1050K if the initial partial pressures are : P_(CO)=1.4 atm and =0.8 atm?

Sea water contains small quantities of MgCl_(2) and MgS_(4) Sea water is treated with slaked limeto precipitate the dissolved salty as Mg(OH)_(2) The Mg(OH)_(2) is dissolved in a little quantity of HCI and MgCl_(2)6H_(2)O is crystallised from solution. The hydrated MgCl_(2) is heated in a current of dry HCl gas to get anhydrous MgCl_(2) Pused anhydrous MgCl_(2) is subjected to electrolysis. Magnesium deposited at cathode. In the Hanging method magnesia is a reved by using

AAKASH SERIES-METALLURGY-EXERCISE - 7.2
  1. In the Hanging method of reduction of Magnesia with carbon, the backwa...

    Text Solution

    |

  2. Metal sulphides occur mainly in rocks, but metal halides occur in lake...

    Text Solution

    |

  3. Roasting of the sulphide ore is partially done in the metallurgical op...

    Text Solution

    |

  4. Egg shells on treating with dilute mineral acids give brisk effervence...

    Text Solution

    |

  5. What criterion is followed for the selection of the stationary phase i...

    Text Solution

    |

  6. Which metals are extracted by auto-reduction process?

    Text Solution

    |

  7. Why copper pyrites roasted partially during the extraction of copper?

    Text Solution

    |

  8. Ag and Cu are below hydrogen in activity series, yet they are found in...

    Text Solution

    |

  9. CO is more effective reducing agent than coke below 983 K, but above 9...

    Text Solution

    |

  10. How the following metals are refined: (a) Copper with cuprous oxide ...

    Text Solution

    |

  11. When heamatite is burnt in air with coke and lime at 2000^(@)C, steel ...

    Text Solution

    |

  12. Why is the extraction of copper form pyries more difficult then that f...

    Text Solution

    |

  13. How is leaching carried out in the case of low grade copper ores?

    Text Solution

    |

  14. Hydrogen is a common reductant of organic chemicals, but it is not ...

    Text Solution

    |

  15. Copper can be extracted by hydrometallurgy but not Zinc -explain.

    Text Solution

    |

  16. Alkali metals are

    Text Solution

    |

  17. Is it true that under certain conditions, Mg can reduce SiO2 and Si c...

    Text Solution

    |

  18. Name the metal M, which is extracted based on the following equation ...

    Text Solution

    |

  19. In the extraction of Fe, what is the advantage of difference in temper...

    Text Solution

    |

  20. Metal oxide is easily reduced if the metal is in molten state at the t...

    Text Solution

    |

  21. What are the compositions of gem stones, ruby and sapphire?

    Text Solution

    |