Home
Class 11
CHEMISTRY
Excess of KI reacts with CuSO(4) solutio...

Excess of `KI` reacts with `CuSO_(4)` solution and `Na_(2)SO_(3)` solution is added to it. Which of the following statements in incorrect for the reaction?

A

Evolved `I_(2)` is reduced

B

`CuI_(2)` is formed.

C

`Na_(2)S_(2)O_(3)` is oxidised.

D

`Cu_(2)I_(2)` is formed.

Text Solution

Verified by Experts

The correct Answer is:
B
This is an example of iodometry
Promotional Banner

Topper's Solved these Questions

  • REDOX REACTIONS

    CENGAGE CHEMISTRY|Exercise Exercises (Assertion-Reasoning)|15 Videos

  • REDOX REACTIONS

    CENGAGE CHEMISTRY|Exercise Exercises (Integers)|11 Videos

  • REDOX REACTIONS

    CENGAGE CHEMISTRY|Exercise Exercises (Multiple Correct)|32 Videos

  • PURIFICATION OF ORGANIC COMPOUNDS AND QUALITATIVE AND QUANTITATIVE ANALYSIS

    CENGAGE CHEMISTRY|Exercise Assertion Reasoning Type|5 Videos

  • S-BLOCK GROUP 1 - ALKALI METALS

    CENGAGE CHEMISTRY|Exercise Archives Subjective|8 Videos

Similar Questions

Explore conceptually related problems

Exess of KI reacts with CuSO_(4) solution and then Na_(2)S_(2)O_(3) solution is added to it. Which of the following statement is incorrect for this reaction ?

When Cu^(2+) solution reacts with excess KI . Which of the following statements is correct ?

Yellow phosphorus reacts with CuSO_4 solution to give

Na_(2)CO_(3)underset(excess)overset(SO_(2))to"solution"(A)overset(NaIO_(3)solution)to(B)("final product") . Which of the following statements is//are correct regarding 'B'.

Aqueous solution of KI dissolves I_(2) to form KI_(3) . Which of the following statements is (are) true ?

CuSO_(4)("solution")+ZnCl_(2)("solution")to No reaction

KI and CuSO_4 solution when mixed give .

CENGAGE CHEMISTRY-REDOX REACTIONS-Exercises (Single Correct)
  1. aK(2)Cr(2)O(7)+bKCl+cH(2)SO(4)rarrxCrO(2)Cl(2)+yKHSO(4)+zH(2)O The a...

    Text Solution

    |

  2. The oxidation number of carbon in CH(2)Cl(2) is

    Text Solution

    |

  3. Excess of KI reacts with CuSO(4) solution and Na(2)SO(3) solution is a...

    Text Solution

    |

  4. The oxidation number of S in H(2)SO(5) is

    Text Solution

    |

  5. The number of peroxide bonds in perxenate ion [XeO(6)]^(4-) is

    Text Solution

    |

  6. The oxidation number of Pr in Pr(6)O(11) is

    Text Solution

    |

  7. In which of the following is the highest oxidation state not possible?

    Text Solution

    |

  8. which of the following statements is not correct about the reaction gi...

    Text Solution

    |

  9. Which of the following is not a disproportionation reaction ?

    Text Solution

    |

  10. Which of the following is not an intramolecular redox reaction?

    Text Solution

    |

  11. In the equation N(2)^(ө)+H(2)OrarrNO(3)^(ө)+2H^(o+)+ne^(-) n stand...

    Text Solution

    |

  12. Which of the following is an intermolecular redox reaction?

    Text Solution

    |

  13. The oxidation state of A, B, and C in a compound are +2, +5, and -2, r...

    Text Solution

    |

  14. The number of electrons lost in the following change is Fe+H(2)Orarr...

    Text Solution

    |

  15. The oxidation number of Pt in [Pt (C(2)H(4))Cl(3))"]"^(ө) is

    Text Solution

    |

  16. The oxidation number of P in Mg(2)P(2)O(7) is

    Text Solution

    |

  17. The oxidation number of phosphorus in PO(4)^(3-), P(4)O(10), and P(2)O...

    Text Solution

    |

  18. which of the following leads to redox reaction ?

    Text Solution

    |

  19. The oxidation number of sulphur in Na(2)S(4)O(6) is

    Text Solution

    |

  20. The oxidiant state of iodine in H(4)IO(6)^(ө) is

    Text Solution

    |