Home
Class 12
CHEMISTRY
when MnO2 is fused with KOH and KNO3 , a...

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

A

`Mn_(2)O_(4)`, black

B

`KMnO_(4)`, purple

C

`Mn_(2)O_(3)`, brown

D

`K_(2)MnO_(4)` green

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • INORGANIC CHEMISTRY

    ALLEN|Exercise COORDINATION COMPOUNDS & d-BLOCK COMPOUNDS (MATCH THE COLUMN)|2 Videos

  • INORGANIC CHEMISTRY

    ALLEN|Exercise p-BLOCK ELEMENT|80 Videos

  • INORGANIC CHEMISTRY

    ALLEN|Exercise CHEMICAL BONDING|119 Videos

  • HYDROGEN

    ALLEN|Exercise EXERCISE-5|17 Videos

  • Ionic Equilibrium

    ALLEN|Exercise All Questions|37 Videos

Similar Questions

Explore conceptually related problems

Coloured Compounds

Yellow coloured compound is:

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

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

Blue coloured compound are obtained when

The compound responsible for red colour is

Q. The colour of the compound R is:

Among the following the coloured compound is

Among the following the coloured compound is .

Which of the following compounds is not coloured ?

ALLEN-INORGANIC CHEMISTRY-COORDINATION COMPOUNDS & d-BLOCK COMPOUNDS
  1. Which of the following is not correctly matched

    Text Solution

    |

  2. In complexes more stability is shown by:-

    Text Solution

    |

  3. when MnO2 is fused with KOH and KNO3 , a coloured compound is formed ....

    Text Solution

    |

  4. Which of the following is not correctly matched

    Text Solution

    |

  5. Which of the following is incorrectly matched complex?

    Text Solution

    |

  6. Which of the following is correctly matched?

    Text Solution

    |

  7. The complex [Fe(H(2)O)(5)NO]^(2+) is formed in Brown ring test for nit...

    Text Solution

    |

  8. Which are the correct statements ?

    Text Solution

    |

  9. Which of the following is/are inner orbital complex as well as paramag...

    Text Solution

    |

  10. In nitroprusside ion the iron and NO exist as Fe (II) and NO^(+) rathe...

    Text Solution

    |

  11. Na(2)S+Na(2)[Fe(CN)(5)NO]rarrNa(4)[Fe(NH)(5)NOS], oxidation number of ...

    Text Solution

    |

  12. Which of the following are square planar complexes ? (i) [AuCl(4)]^(...

    Text Solution

    |

  13. The crystal field -splitting for Cr^(3+) ion in octahedral field chang...

    Text Solution

    |

  14. Which of the following is the high spin complex?

    Text Solution

    |

  15. Which has maximum paramagnetic nature ?

    Text Solution

    |

  16. Which of the following order of CFSE is incorrect?

    Text Solution

    |

  17. Which of the following is/are inner orbital complex as well as dimagne...

    Text Solution

    |

  18. Which of the following is/are correct about [Cu(NH(3))(4)]SO(4) :

    Text Solution

    |

  19. The hybridisation of [CoF(6)]^(3-) & [Co(C(2)O(4))(3)]^(3-) are :-

    Text Solution

    |

  20. A complex of a certain metal ion has a magnetic moment of 4.90BM Anoth...

    Text Solution

    |