Home
Class 11
CHEMISTRY
Which of the following statement is fals...

Which of the following statement is false?

A

Of the `d^(4)` species, manganese (III) is strongly reducing while `Cr^(2+)` is strongly oxidising.

B

Cobalt(II) is stable in aqueous solution but in the presence of complexing reagents it is easily oxidised.

C

The `d^(1)` configuration is very unstable in ions.

D

None of these.

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • D & F-BLOCK ELEMENTS & THEIR IMPORTANT COMPOUNDS

    RESONANCE|Exercise Exercise 2|40 Videos

  • D & F-BLOCK ELEMENTS & THEIR IMPORTANT COMPOUNDS

    RESONANCE|Exercise Exercise 3|65 Videos

  • D & F-BLOCK ELEMENTS & THEIR IMPORTANT COMPOUNDS

    RESONANCE|Exercise Match the column|1 Videos

  • CHEMICAL EQUILIBRIUM

    RESONANCE|Exercise Advanced Level Problems (Part-3)(Stage-5)|2 Videos

  • GASEOUS STATE

    RESONANCE|Exercise PHYSICAL CHMISTRY (Gaseous State)|47 Videos

Similar Questions

Explore conceptually related problems

Which of the following statements is false ?

Which of the following statements is false?

Which of the following statements is false?

Which of the following statements is false ?

Which of the following statements is false?

RESONANCE-D & F-BLOCK ELEMENTS & THEIR IMPORTANT COMPOUNDS -Exercise 1
  1. Ionisation energies of Ni and Pt in KJmol^(-1) are given below {:(,u...

    Text Solution

    |

  2. Maximum oxidation state is shown by:

    Text Solution

    |

  3. Which of the following statement is false?

    Text Solution

    |

  4. Which of the following has the maximum number of unpaired d-electron?

    Text Solution

    |

  5. The highest magnetic moments is shown by the transition metal ion wit...

    Text Solution

    |

  6. Magnetic moment of Cr^(+2)(Z=24),Mn^(+2)(Z=25) and Fe^(2+)(Z=26) are x...

    Text Solution

    |

  7. The magnetic moment of .(25)Mn in ionic state is sqrt(15)B.M, then Mn ...

    Text Solution

    |

  8. The colour of transition metal ion is attributed to:

    Text Solution

    |

  9. MnO(4)^(-) is intense pint colour, though Mn is (+7) oxidation state, ...

    Text Solution

    |

  10. The yellow colour of chromates changes to orange on acidification due ...

    Text Solution

    |

  11. Catalytic activity of the transition metals and their compounds can be...

    Text Solution

    |

  12. KMnO(4) is the oxo salt of :

    Text Solution

    |

  13. The solubility of silver bromide in hypo solution (excess) is due to ...

    Text Solution

    |

  14. In dilute alkaline solution,MnO(4)^(-) changes to:

    Text Solution

    |

  15. Cl2 gas is obtained by various reactions select the reactions from the...

    Text Solution

    |

  16. The developer used in photography is an alkaline solution of:

    Text Solution

    |

  17. When acidified solution of K(2)Cr(2)O(7) is shaken with aqeous solutio...

    Text Solution

    |

  18. Which of the following compounds is used as the starting material for ...

    Text Solution

    |

  19. CrO(3) dissolves in aqueous NaOH to give:

    Text Solution

    |

  20. The final product obtained for the following reaction is: KMnO(4)("ex...

    Text Solution

    |