Home
Class 12
CHEMISTRY
When MnO(2) fused with KOH, a coloured c...

When `MnO_(2)` fused with `KOH`, a coloured compound is formed . The product and its colour is:

A

Potassium permanganate

B

Potassium manganate

C

manganese hydroxide

D

`Hn_(3)O_(4)`

Text Solution

Verified by Experts

The correct Answer is:
B
Potassium manganate is produced when manganese dioxide is fused with KOH
Promotional Banner

Topper's Solved these Questions

  • D - AND F-BLOCK ELEMENTS

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise Exercise 2 (Miscellaneous Problems)|69 Videos

  • D - AND F-BLOCK ELEMENTS

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise MHT CET Corner|27 Videos

  • D - AND F-BLOCK ELEMENTS

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise MHT CET Corner|27 Videos

  • COORDINATION COMPOUNDS

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise MHT CET Corner|7 Videos

  • ELECTROCHEMISTRY

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise MHT CET CORNER|32 Videos

Similar Questions

Explore conceptually related problems

When MnO_(2) is fused with KOH , a coloured compound is formed. The product and its colour is

When MnO_(2) is fused with KOH, a coloured compound is formed, the product and its colour is:

When MnO_2 is fused woth KOH , a coloured compound is formed, the product and its colour are

Coloured Compounds

When MnO_2 is fused with KOH and KNO_3 , a coloured compound is formed. Choose the right compound with the appropriate colour.

MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-D - AND F-BLOCK ELEMENTS-Practice exercise (Exercise 1)
  1. The bonds present in the structure of dichromate ion are

    Text Solution

    |

  2. 4K(2) Cr(2) O(7) overset(heat)rarr 4K(2) CrO(4) + 3O(2) + X. In the ab...

    Text Solution

    |

  3. When MnO(2) fused with KOH, a coloured compound is formed . The produc...

    Text Solution

    |

  4. Which of the oxide of manganese is amohoteric

    Text Solution

    |

  5. Consider the following statements. I. As the oxidation number of a m...

    Text Solution

    |

  6. A blue solution of copper sulphate becomes darker when treated with ex...

    Text Solution

    |

  7. 2mNo(4)^(2-)+cl (2) rarr Mn^(2+)+5Fe^(3+) MnO(4)^(2-) can be conver...

    Text Solution

    |

  8. One mole of FeC(2)O(4) is oxidised by KMnO(4) in acidic medium. Number...

    Text Solution

    |

  9. Acidified potassium permanganate soultion is decoloursied by

    Text Solution

    |

  10. KMnO(4) in basic medium is used as

    Text Solution

    |

  11. The atomic number of V,Cr, Mn and Fe are respectively 23,24,25 and 26....

    Text Solution

    |

  12. In the following figure the Cr-O-Cr bond angle is of X^(o). What is th...

    Text Solution

    |

  13. Acidified KMnO(4) can be decolourised by:

    Text Solution

    |

  14. On heating KMnO(4), one among the following is not formed:

    Text Solution

    |

  15. KMnO(4) forms dark purple crystals, which are isostructural with those...

    Text Solution

    |

  16. In alkaline H(2)O(2),Cr(2)O(7)^(2-) changes to tetraperoxo species… ha...

    Text Solution

    |

  17. K(2)Cr(2)O(7)//H^(+) changes to green by

    Text Solution

    |

  18. An explosion takes place when conc. H2SO4 is added to KMnO4. Which of ...

    Text Solution

    |

  19. The outer electronic configuration of Gd (At.No. 64) is

    Text Solution

    |

  20. Identify the incorrect statement among the following.

    Text Solution

    |