Home
Class 12
CHEMISTRY
Oxidation state of phosphorus in pyro...

Oxidation state of phosphorus in pyrophosphoric acid is

A

`+5`

B

`+3`

C

`+4`

D

`+1`

Text Solution

Verified by Experts

The correct Answer is:
A
` H _ 4P _ 2 O _7 ` Let the oxidation number of P be x.
` ( + 1 xx 4 ) + 2x + ( - 2 xx7 ) = 0 `
` + 4 + 2x - 14 = 0 `
` 2x = 14 - 4 `
` 2x = 10 `
` x = + 5 `
Promotional Banner

Topper's Solved these Questions

  • PRACTICE SET 14

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise Paper 1 (Physics & Chemistry)|50 Videos

  • PRACTICE SET 16

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise Paper -1 (Physics & Chemistry)|50 Videos

Similar Questions

Explore conceptually related problems

The oxidation state of phosphorus in cyclometaphosphoric acid is :

Oxidation state of phosphorus in cyclotrimetaphosphoric acid is

MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-PRACTICE SET 15-PAPER 1 (PHYSICS & CHEMISTRY )
  1. 40 g of liquid A and 70 g of liquid B are liquid B are mix...

    Text Solution

    |

  2. For an endothermic reaction, where Delta H represents the enthalpy of ...

    Text Solution

    |

  3. Oxidation state of phosphorus in pyrophosphoric acid is

    Text Solution

    |

  4. A catalyst increases the rate of a chemical reaction by

    Text Solution

    |

  5. The interionic distance for cesium chloride crystal will be

    Text Solution

    |

  6. The following reaction take place in the blast in the proparation of i...

    Text Solution

    |

  7. In which of the following compounds,nitrogen exhibits highest oxidatio...

    Text Solution

    |

  8. Callulose is not digestible by human beings due to the absence of cell...

    Text Solution

    |

  9. IUPAC name of given compound,

    Text Solution

    |

  10. Condider the following substances {:(i.HCHO, ii.CH(3)CHO),(iii. CH(...

    Text Solution

    |

  11. The freezing point of solution containing 0.2 g of acetic acid in 20.0...

    Text Solution

    |

  12. The first law of thermodynamics confirms the law of

    Text Solution

    |

  13. The standard electrode potential (E^(@)) for Ocl^(-)lCl^(-)and Cl^(-)l...

    Text Solution

    |

  14. Half-life perood for a first order reaction is 10 min. How much time i...

    Text Solution

    |

  15. Calcination is used in matallurgy for removal of

    Text Solution

    |

  16. The hybridised state of S in sulphours acid is

    Text Solution

    |

  17. In the reaction, M+O(2)to MO(2) (superoxide), the metal M is

    Text Solution

    |

  18. Wurtz reaction involves the interaction of alkyl halides in dry ether ...

    Text Solution

    |

  19. A dihalo alkane P, having formula C(3)H(6)Cl(2), on hydrolysis gives a...

    Text Solution

    |

  20. Which one of the following does not form sodium bisulphite addition pr...

    Text Solution

    |