Home
Class 12
CHEMISTRY
In modern proces, while phosphorus is ma...

In modern proces, while phosphorus is manufacured by :

A

heating a mixture of phosphorus mineral with sand and coke in an electric furnace

B

heating calcium phosphours with lime

C

heating bone ash with coke

D

heating phosphate mienral with sand.

Text Solution

Verified by Experts

The correct Answer is:
A
White phophorus is obtained by heating a mixture of phosphorus mineral, `Ca_(3)(PO_(4))_(2)` with sand and coke in an electric furnace.
`2Ca_(3)(PO_(4))_(2)("from bone-ash" )+10C+6SiO_(2)overset(Delta)to6CaSiO+10CO+P_(4)(s)`
Promotional Banner

Topper's Solved these Questions

  • P BLOCK ELEMENTS

    RESONANCE ENGLISH|Exercise ALP PART 1 SUBJECTIVE|3 Videos

  • P BLOCK ELEMENTS

    RESONANCE ENGLISH|Exercise ALP PART II AIEEE OBJECTIVE|1 Videos

  • P BLOCK ELEMENTS

    RESONANCE ENGLISH|Exercise ALP EX #3 OBJECTIVE|1 Videos

  • NUCLEAR CHEMISTRY

    RESONANCE ENGLISH|Exercise STAGE-II|1 Videos

  • P-BLOCK ELEMENT (BORON AND CARBON FAMILY)

    RESONANCE ENGLISH|Exercise PART - III : OLYMPIAD PROBLEMS (PREVIOUS YEARS) STAGE - V (INTERNATIONAL CHEMISTRY OLYMPIAD (IChO)) Problem 3|8 Videos

Similar Questions

Explore conceptually related problems

Phosphorus has

White phosphorus has.

Phosphorus is kept in

Phosphorus is used in

The structure of white phosphorus is

Atomicity of phosphorus is

Which of the following properties of white phosphorus are shared by red phosphorus ?

Oxoacids of Phosphorus

In phosphorus cycle phosphorus is mainly added to the cycle by

Phosphorus is present in :

RESONANCE ENGLISH-P BLOCK ELEMENTS-ALP PART 1 OBJECTIVE
  1. Which oxide does not act as a reducing agent?

    Text Solution

    |

  2. Action of concentrated nitric acid not act as a reducing agent ?

    Text Solution

    |

  3. In modern proces, while phosphorus is manufacured by :

    Text Solution

    |

  4. With reference to protonic acids, which of the following statements is...

    Text Solution

    |

  5. The true statement of the acids of phosphorus H(3)PO(2),H(3)PO(3) and ...

    Text Solution

    |

  6. White phosphorus when boiled with strong solution of caustic soda prd...

    Text Solution

    |

  7. Oxygen can be obtained from bleaching powder by:

    Text Solution

    |

  8. Which compound does not give oxygen on heating?

    Text Solution

    |

  9. Acidified potassium permanganate is dropped over sodium peroxide taken...

    Text Solution

    |

  10. Which pair of species are referred to as suboxides respectively?

    Text Solution

    |

  11. Which of the following statements is not true about ozone ?

    Text Solution

    |

  12. Ozone is prepared by passing silent electric discharge through oxygen....

    Text Solution

    |

  13. Which of the following is responsible strach-iodide paper blue when it...

    Text Solution

    |

  14. Which one of the following property is not correct for ozone?

    Text Solution

    |

  15. Ozone give carbonyl compounds with :

    Text Solution

    |

  16. Moist iodine reacts with ozone to form.

    Text Solution

    |

  17. Which ion cannot be oxidizes by ozone?

    Text Solution

    |

  18. Which of the following solutions does not change its colour on passing...

    Text Solution

    |

  19. A green coloured solution of a salt changes its colour to light pink o...

    Text Solution

    |

  20. Mercury loses its meniscus on passing ozone through it. The menicus ca...

    Text Solution

    |