Home
Class 12
CHEMISTRY
How many electrons should X(2)H(4) liber...

How many electrons should `X_(2)H_(4)` liberate so that in the new compound X shows oxidation number of `-1//2`(E.N. X gt H)

A

10

B

4

C

3

D

2

Text Solution

Verified by Experts

The correct Answer is:
C
`X_(2)H_(4)`
or
`X_(2)^(-4)rarr X_(2)^(-1)+3e^(Theta)`
`2x=-1`
`x=-(1)/(2)`
Promotional Banner

Topper's Solved these Questions

  • REDOX REACTIONS

    ALLEN|Exercise EXERICSE - 2|50 Videos

  • REDOX REACTIONS

    ALLEN|Exercise EXERICSE - 3|30 Videos

  • REDOX REACTIONS

    ALLEN|Exercise Questions|24 Videos

  • Redox Reaction

    ALLEN|Exercise All Questions|15 Videos

  • s-Block element

    ALLEN|Exercise All Questions|13 Videos

Similar Questions

Explore conceptually related problems

The oxidation number of S in H_(2)SO_(5) is

2 mole of N_(2)H_(4) loses 16 mole of electron is being converted to a new compound X . Assuming that all of the N appears in the new compound. What is the oxidation state of 'N' in X ?

How many moles of H_(2)SO_(4) are present in 4.9g H_(2)SO_(4) ?

1 mol of N_(2)H_(4) loses 14 moles of electrons to from a new compound X. Assuming that the entire nitrogen appear in the new compound, what is the oxidation state of nitrogen in X?

A 2.5 mol of hydrazine N_(2)H_(4) loses 25 mole of electrons is being converted to a new compound X. Assuming that all of the nitrogen appears in the new compound, what is the oxidation state of nitrogen in compound X ?

Oxidation number of sulphur in H_(2)SO_(5) is

ALLEN-REDOX REACTIONS-Exercise - 1
  1. Which of the following change represents a disproportionation reaction...

    Text Solution

    |

  2. One mole on iron [55.8 gm], when oxidised to +2 oxidation state gives ...

    Text Solution

    |

  3. How many electrons should X(2)H(4) liberate so that in the new compoun...

    Text Solution

    |

  4. A reducing agent is a substance Which can:

    Text Solution

    |

  5. The reaction of H(2)S+H(2)O(2) rarr S+2H(2)O manifests

    Text Solution

    |

  6. If an element is in its lowest oxidation state, under proper condition...

    Text Solution

    |

  7. In a reaction H(2)O("steam")+C("glowing") to CO+H(2)

    Text Solution

    |

  8. The compound that can work both as an oxidising as well as reducing ag...

    Text Solution

    |

  9. Reaction (A) S^(-2)+4H(2)O(2)rarrSO(4)^(2-)+4H(2)O (B) Cl(2)+H(2)O(2...

    Text Solution

    |

  10. A compound contains atoms A, B and C. The oxidation number A is +2, of...

    Text Solution

    |

  11. Equivalent weight of N(2) in the change N(2) rarr NH(3) is

    Text Solution

    |

  12. Equivalent weight of NH(3) in the change N(2)rarrNH(3) is :

    Text Solution

    |

  13. In the reaction, 2S(2)O(3)^(2-)+I(2)rarrS(4)O(6)^(2-)+2I^(-). The eq. ...

    Text Solution

    |

  14. In the reaction VO+Fe(2)O(3) rarr FeO+V(2)O(5), the eq.wt. of V(2)O(5)...

    Text Solution

    |

  15. In the reaction, I(2)+2S(2)O(3)^(2-) rarr 2I^(-)+S(4)O(6)^(2-). Eq...

    Text Solution

    |

  16. Molecular weight of KBrO(3) is M. What is its equivalent weight, if th...

    Text Solution

    |

  17. In the reaction A^(-n2)+xe^(-)rarrA^(-n1) . Here, x will be :

    Text Solution

    |

  18. What would be the equivalent weight of the reductant in the reaction :...

    Text Solution

    |

  19. The eq. wt. of Na(2)S(2)O(3) as reductant in the reaction, Na(2)S(2)...

    Text Solution

    |

  20. The equivalent weight of FeC(2)O(4) in the change FeC(2)O(4)rarrFe^(...

    Text Solution

    |