Home
Class 11
CHEMISTRY
What is the oxidation number of Br in KB...

What is the oxidation number of Br in `KBrO_(4)^`

A

`+6`

B

`+7`

C

`+5`

D

`+8`

Text Solution

Verified by Experts

The correct Answer is:
B
Let the oxidation no. of Br be x.
`therefore` +1+x+4(-2)=0,or, -7+x=0,or,x=+7
Promotional Banner

Topper's Solved these Questions

  • REDOX REACTIONS

    CHHAYA PUBLICATION|Exercise MCQ HOTSPOT (SINGLE CORRECT TYPE)|40 Videos

  • REDOX REACTIONS

    CHHAYA PUBLICATION|Exercise MCQ HOTSPOT (MORE THAN ONE CORRECT TYPE)|21 Videos

  • REDOX REACTIONS

    CHHAYA PUBLICATION|Exercise HIGHER ORDER THINKING SKILLS (HOTS) QUESTIONS|12 Videos

  • CLASSIFICATION OF ELEMENTS & PERIODICITY IN PROPERTIES

    CHHAYA PUBLICATION|Exercise PRACTICE SET|12 Videos

  • s-BLOCK ELEMENTS

    CHHAYA PUBLICATION|Exercise PRACTICE SET|16 Videos

Similar Questions

Explore conceptually related problems

What is the oxidation number of S in S_8 ?

What is the oxidation number of S in S_(8) ?

What is the oxidation number of Mn in K_(2) MnO_(4) ?

What is the oxidation number of Mn in K_(2) MnO_(4) ?

What is the oxidation number of Mn in K_2 Mn O_4 ?

The oxidation number of B in NaBH_(4) is

What is the oxidation number of Fe in Fe (CO)s?

Find the oxidation number of bromine in BrO_4^-

What is the oxidation number of ‘P atom in K_4P_2O_7 molecule?

What is the oxidation number of Fe atom in K_4[Fe(CN)_6] molecule?

CHHAYA PUBLICATION-REDOX REACTIONS -ENTRANCE QUESTION
  1. The equivalent weight of K(2)Cr(2)O(7) in acidic medium is expressed i...

    Text Solution

    |

  2. If Cl(2) is passed through hot aqueous hot NaOH, the products formed h...

    Text Solution

    |

  3. In aqueous alkaline solution, two electron reduction of HO2^- gives

    Text Solution

    |

  4. Consider the following reaction XMNO(4)^(-)+yC2O(4)^(2-)+zH^(+)toxMn^(...

    Text Solution

    |

  5. In which of the following reactions, H(2)O(2) acts as a reducing agent...

    Text Solution

    |

  6. The pair in which phosphorus atoms have a formal oxidation state of +...

    Text Solution

    |

  7. Which of the following reactions is an example of a redox reaction -

    Text Solution

    |

  8. The oxidation states of Cr in [Cr(H(2)O)(6)]CI(3)[Cr(C(6)H(6))(2)] and...

    Text Solution

    |

  9. A mixture of potassium chlorate ,oxalic acid and sulphuric acid is hea...

    Text Solution

    |

  10. In which of the following compounds ,nitrogen exhibits highest oxidati...

    Text Solution

    |

  11. In acidic medium H(2)O(2) changes Cr(2)(7)^(2-)toCrO(5)which has two (...

    Text Solution

    |

  12. (I) H(2)O(2)+O(3)toH(2)O+2O(2) (II) H(2)O(2)+Ag(2)Oto2Ag+H(2)O+O(2) ...

    Text Solution

    |

  13. Assuming complete inoisation ,same moles of which of the following com...

    Text Solution

    |

  14. Hot concentrated sulphuric acid a is a moderately strong oxidising age...

    Text Solution

    |

  15. For the redox reaction - MnO(4)^(-)+C(2)O(4)^(2-)+H^(+)toMn^(2+)+CO(2...

    Text Solution

    |

  16. When KMnO(4) reacts with KBr in alkaline medium and gives bromate ion,...

    Text Solution

    |

  17. K(2)Cr(2)O(7) in acidic medium coverts into-

    Text Solution

    |

  18. Oxidation state of iron in haemoglobin is-

    Text Solution

    |

  19. What is the oxidation number of Br in KBrO(4)^

    Text Solution

    |

  20. Substances that are oxidised and reduced in the following reaction are...

    Text Solution

    |