Home
Class 12
CHEMISTRY
When KI (excess) is added to I. CuSO4 ...

When KI (excess) is added to
`I. CuSO_4 " " II. HGCl_2 " " III. Pb(NO_3)_2`
Which of the following observations is correct ?

Text Solution

Verified by Experts

The correct Answer is:
B
`2CuSO_(4) + 4KI rarr underset("white ppt")underset("2CuI")underset("or")(Cu_2 I_2) + 2K_2SO_4 + I_2`
`HgCl_2 + 2KI rarr 2KCl + underset("Orange ppt")(K_2HgI_4)`
`Pb(NO_3)_2 + 2KI rarr underset("Yellow ppt")(Pbl_2 + 2 KNO_3)`
Promotional Banner

Topper's Solved these Questions

  • THE d-AND f- BLOCK ELEMENTS

    MTG GUIDE|Exercise CHECK YOUR NEET VITALS|10 Videos

  • THE d-AND f- BLOCK ELEMENTS

    MTG GUIDE|Exercise CHECK YOUR NEET VITALS|10 Videos

  • SURFACE CHEMISTRY

    MTG GUIDE|Exercise AIMPT/NEET MCQS|11 Videos

  • THE p-BLOCK ELEMENTS (GROUP 15 TO 18)

    MTG GUIDE|Exercise CHECK YOUR NEET VITALS|14 Videos

Similar Questions

Explore conceptually related problems

When Kl (excess) is added to (I) CuSO_(4) , (II) HgCl_(2) (III) Pb(NO_(3)_(2))

Which of the following statement is correct for NO_3^(-) ion ?

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

Consider the following isomers. (i) [Pt (NH_(3))_(4)Cl_(2)]Br_(2) " " (ii) [Pt (NH_(3))_(4) Br_(2)]Cl_(2) (iii) [Co(NH_(3))_(4)Cl_(2)] NO_(2) Which of the following observations is correct ?

The following compounds are heated (i) KNO_(3) (ii) Cu(NO_(3))_(2) (iii) Pb(NO_(3))_(2) (iv) NH_(4)NO_(3) . Which of the following statement/s is/are correct ?

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?

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 ?

MTG GUIDE-THE d-AND f- BLOCK ELEMENTS-NEET CAFE (TOPICWISE PRACTICE QUESTIONS)
  1. The transition metal ion that has 'spin-only' magnetic moment value of...

    Text Solution

    |

  2. When KCN is added to CuSO4 solution

    Text Solution

    |

  3. When KI (excess) is added to I. CuSO4 " " II. HGCl2 " " III. Pb...

    Text Solution

    |

  4. Ni^(2+) in traces can be tested using

    Text Solution

    |

  5. Ti^(2+) is purple while Ti^(4+) is colourless because

    Text Solution

    |

  6. Iron is obationed on a commercial scale from Fe2O3 by reduction with

    Text Solution

    |

  7. Which of the following has highest melting point?

    Text Solution

    |

  8. Anhydrous ferric chloride is prepared by

    Text Solution

    |

  9. Which of the following is the most impure form of iron?

    Text Solution

    |

  10. An excess of Na2S2O3 reacts with aqueous CuSO4 to give

    Text Solution

    |

  11. A colourless solution contains a metal nitrate. A little solution of s...

    Text Solution

    |

  12. In which of the following cases, the stability of two oxidation states...

    Text Solution

    |

  13. The magnetic moment (B.M) of Fe^(2+) ion is

    Text Solution

    |

  14. Amongst TiF(6)^(2-), CoF(6)^(3-) , Cu(2)Cl2 and NiCl4^(2-) (at. Nos. T...

    Text Solution

    |

  15. In the aqueous solution, Cu(+1) salts are unstable because

    Text Solution

    |

  16. In context with the transition elements, which of the following statem...

    Text Solution

    |

  17. Which of the following dissolves in hot concentrated NaOH solution?

    Text Solution

    |

  18. Native silver metal forms a water soluble complex with a dilute aqueou...

    Text Solution

    |

  19. Which of the following statements is incorrect?

    Text Solution

    |

  20. AgCl dissolves in ammonia solution giving

    Text Solution

    |