Home
Class 11
CHEMISTRY
When a manganous salt is fused with a mi...

When a manganous salt is fused with a mixture of `KNO_3` and solid `NaOH`, the oxidation number of Mn change from `+2` to :

A

`+4`

B

`+3`

C

`+6`

D

`+7`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • STOICHIOMETRY

    NARENDRA AWASTHI|Exercise Level 1 (Q.151 To Q.180)|30 Videos

  • STOICHIOMETRY

    NARENDRA AWASTHI|Exercise Level 1 (Q.181 To Q.200)|20 Videos

  • STOICHIOMETRY

    NARENDRA AWASTHI|Exercise Level 1 (Q.91 To Q.120)|30 Videos

  • SOLID STATE

    NARENDRA AWASTHI|Exercise Level 3 - Subjective Problems|1 Videos

  • THERMODYNAMICS

    NARENDRA AWASTHI|Exercise Level 3 - Match The Column|2 Videos

Similar Questions

Explore conceptually related problems

In the reaction : Cl_(2)+H_(2)S to 2HCl+S , the oxidation number of S changes from

In the conversion of Br_(2) " to " BrO_3 the oxidation state of bromine changes from

Oxidation number of .S. in (CH_(3))_(2) SO is:

In the reaction of chlorine with dry slaked lime, the oxidation number of chlorine changes i) from -1 to +1 ii) from + 1 to -1 iii) from zero to -1 iv) from zero to +1 The correct combination is

The oxidation number of Pt in [Pt(C_2H_4)Cl_3]^(-) is

When methane is burnt in oxygen to produce CO_(2) and H_(2)O Find the Change in oxidation number ?

(A): Equivalent mass of K_(2)Cr_(2)O_(7) , when it acts as oxidizing agent in acidic medium, is M/3 (R) : During reduction, oxidation number of chromium changes from +6 to +3

NARENDRA AWASTHI-STOICHIOMETRY-Level 1 (Q.121 To Q.150)
  1. 2 moles of N(2)H(4) loses 16 moles of electrons is being converted to ...

    Text Solution

    |

  2. When K2 Cr2 O7 is converted to K2 CrO4 then change in the oxidation st...

    Text Solution

    |

  3. When a manganous salt is fused with a mixture of KNO3 and solid NaOH, ...

    Text Solution

    |

  4. In Fe(II) -MnO(4)^(-) "tirtration" HNO(3) is not used beacause:

    Text Solution

    |

  5. Which species are oxidised and reduced in the reaction? FeC(2)O(4)+K...

    Text Solution

    |

  6. In which of the following reaction, H(2)O(2) is acting as a reducing a...

    Text Solution

    |

  7. Following reaction describes the rusting of iron 4Fe+3O(2)rarr4Fe^(3+)...

    Text Solution

    |

  8. Which of the following reactions does not represent the aldol condensa...

    Text Solution

    |

  9. Which of the following is redox reaction

    Text Solution

    |

  10. Which of the following is redox reaction

    Text Solution

    |

  11. Balance the following chemcial reaction. MnO(4)^(-)+SO(3)^(2-)+H^(+)...

    Text Solution

    |

  12. In the chemical reaction, K(2)Cr(2)O(7)+xH(2)SO(4)+ySO(2)rarrK(2)SO(...

    Text Solution

    |

  13. In SOCl(2) and SO(2)Cl(2)

    Text Solution

    |

  14. Balance the followings equations and choose the quantity which is the ...

    Text Solution

    |

  15. If 0.1 mole H(3)PO(x) is completely neutralised by 5.6g KOH then selec...

    Text Solution

    |

  16. When potassium permanganate is titrated against ferrous ammonium sulph...

    Text Solution

    |

  17. Equivalent mass of FeS2 in the half reaction, FeS2 + O2 rarr Fe2 O3+SO...

    Text Solution

    |

  18. The equaivalent mass of HCl in the given reaction is : K2Cr2O7 + 14HCl...

    Text Solution

    |

  19. Equivalent weight of H(3)PO(2) when it disproportionates into PH(3) an...

    Text Solution

    |

  20. The equivalent weights of oxidising and reducing agents can be calcula...

    Text Solution

    |