Home
Class 12
CHEMISTRY
Assertion : Cu^(2+) iodide is not known....

Assertion : `Cu^(2+)` iodide is not known.
Reason : `Cu^(2+)` oxidises `I^-` to iodine.

A

(a) Both assertion and reason are true and reason is the correct explanation of assertion.

B

(b) Both assertion and reason are true but reason is not the correct explanation of assertion.

C

(c) Assertion is true but reason is false.

D

(d) Assertion is false but reason is true.

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • d-AND f- BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise EXERCISE|1089 Videos
  • COORDINATION COMPOUNDS

    MODERN PUBLICATION|Exercise EXERCISE|971 Videos
  • ELECTROCHEMISTRY

    MODERN PUBLICATION|Exercise EXERCISE|529 Videos

Similar Questions

Explore conceptually related problems

Assertion : Cu^(2+) ion is a coloured ion . Reason : Every ion with unpaired electron is coloured .

Assertion : Zn^(2+) and Cu^(2+) are colourless. Reason : Both Zn^(2+) and Cu^(2+) contain 3d-filled subshell.

Assertion : Cuprous salts are diamagnetic. Reason : Cu has 3d-filled subshell.

A certain sample of cuprous sulphide is found to have composition Cu_(1.8)S, , because of imcroporation of Cu^(2+) ion in the lattice, What is the mole % of Cu^(2+) in total content in this crystal?

Assertion : Cu cannot liberate hydrogen from acids. Reason : Because it has positive electrode potential.

Explain the following observation : Cu^+ ion is not known in aqueous solutions.

Ammonia forms the complex ion [Cu(NH_3)_4]^(2+) with copper ions in alkaline solutions but not in acidic solution. The reason for this is

MODERN PUBLICATION-d-AND f- BLOCK ELEMENTS-EXERCISE
  1. Write the iupac name of the compound : [Co (en)3 ]^(+3)

    Text Solution

    |

  2. Match the properties given in Column I with the metals given in Column...

    Text Solution

    |

  3. Assertion : Cu^(2+) iodide is not known. Reason : Cu^(2+) oxidises I^...

    Text Solution

    |

  4. Write the IUPAC name of the following: Al[Co (en)3]

    Text Solution

    |

  5. Write the IUPAC name of the following: Mg[Ni Cl4]

    Text Solution

    |

  6. Assertion : Cu cannot liberate hydrogen from acids. Reason : Because i...

    Text Solution

    |

  7. Assertion : The highest oxidation state of osmium is +8. Reason : Osmi...

    Text Solution

    |

  8. Explain the following observation : Cu^+ ion is not known in aqueous s...

    Text Solution

    |

  9. Why is equropium (II) more stable than cerium (II) (Eu = 63, Ce =58) g...

    Text Solution

    |

  10. Which ion has maximum size in Lanthanoid series ?

    Text Solution

    |

  11. Write the general electronic configuration of lanthanoids.

    Text Solution

    |

  12. Why does Mn(II) shows maximum paramagnetic character among the dival...

    Text Solution

    |

  13. How would you account for the irregular variation of ionisation enthal...

    Text Solution

    |

  14. Write chemical reaction for preparation of K2Cr207 from chromite ore.

    Text Solution

    |

  15. What is meant by ‘disproportionation’? Give two examples of disproport...

    Text Solution

    |

  16. Compare the chemistry of actinides with that of Lanthanides with speci...

    Text Solution

    |

  17. Compare the chemistry of actinides with that of Lanthanides with speci...

    Text Solution

    |

  18. The 4d and 5d series of transition metals have more frequent metal-met...

    Text Solution

    |

  19. What are the main consequences of lanthanoid contraction ?

    Text Solution

    |

  20. Complete the following reaction equation : MnO4^(-) + Fe^(2+) + H^(+) ...

    Text Solution

    |