Home
Class 12
CHEMISTRY
H(2)S will precipitate the sulphide of a...

`H_(2)S` will precipitate the sulphide of all the metals from the solution of chlorides of `Cu,Zn and Cd` if

A

The solution is aqueous

B

The solution is acidic

C

The solution is diute acidic

D

Any of the above solution is present

Text Solution

Verified by Experts

The correct Answer is:
a
`H_(2)S` in neutral medium provides sufficient `S^(2-)` to precipitate `Cu,Cd,Zn, and Mn `as sulphide
Promotional Banner

Topper's Solved these Questions

  • QUALITATIVE INORGANIC SALT ANALYSIS

    CENGAGE CHEMISTRY|Exercise Exercises (Single Correct) Part-D (Miscellaneous)|6 Videos

  • QUALITATIVE INORGANIC SALT ANALYSIS

    CENGAGE CHEMISTRY|Exercise Exercises (Assertion-Reasion)|9 Videos

  • QUALITATIVE INORGANIC SALT ANALYSIS

    CENGAGE CHEMISTRY|Exercise Exercises (Single Correct) Part-B(Dry Test)|10 Videos

  • P-BLOCK GROUP 18 ELEMENTS - THE INERT GASES

    CENGAGE CHEMISTRY|Exercise Ex 5.1 (Objective)|14 Videos

  • REDUCTION AND OXIDATION REACTION OF ORGANIC COMPOUNDS

    CENGAGE CHEMISTRY|Exercise SUBJECTIVE TYPE|3 Videos

Similar Questions

Explore conceptually related problems

Consider the following statement: S_(1) : Cu^(2+) ions are reduced to Cu^(+) by potassium iodide and potassium cyanide both, when taken in excess S_(2) : H_(2)S will precipitate the sulphide of all the metals from the solutions of chlorides of Cu,Zn and Cd if the solution is aqueous. S_(3) :The presence of magnesium is confirmed in qualitative analysis by the formation of a white crystal S_(4) :Calomel on reaction with potassium iodide gives red precipitate. and arrange in the order of true/false.

Consider the following statements: Statement-1: Cu^(2+) ions are reduced to Cu^(+) by potassium iodide and potassium cyanide both, when taken in excess. Statement-2: H_(2)S will precipitate the sulphide of all the metals from the solution from the solutions of chlorides of Cu,Zn and Cd if the solution is aqueous. Statement-3: The presence of magnesium is confirmed in qualitative analysis by the formation of a white crystalline precipitate of MgNH_(4)PO_(4) . Statement-4: Calmol on reaction with potassium iodide gives red precipitate.

Statement-1:When H_(2)S gas is passed into an aqueous solution of ZnCl_(2),Zn^(2+) ions are completely precipitated as zinc sulphide. Statement-2 :Zinc sulphide is soluble in solutions of caustic alkali as well as in dilute HCl .

Arrange the following metals in the order in whiCHM they displace eaCHM other from the solution of their salts. Al, Cu, Fe, Mg, and Zn .

In the extraction of Cu from its sulphide ore, the metal is formed by reduction of Cu_(2)O with

CENGAGE CHEMISTRY-QUALITATIVE INORGANIC SALT ANALYSIS-Exercises (Single Correct) Part-C (Analysis Of Cations)
  1. Nitric acid is generally not used for prepation of original solution ...

    Text Solution

    |

  2. The sulphide not soluble in hot dilute nitric acid is

    Text Solution

    |

  3. H(2)S will precipitate the sulphide of all the metals from the soluti...

    Text Solution

    |

  4. To a solution of a substance gradiual addition of ammonium hydroxide...

    Text Solution

    |

  5. A compound is soluble in water if ammonia is added to aqeous solution...

    Text Solution

    |

  6. A light green salt soluble in water gives black precipitate on passi...

    Text Solution

    |

  7. All ammonium salt liberate ammonia when

    Text Solution

    |

  8. Manganese salt + PbO(2) + conc. HNO(2) rarr The solution has purple ...

    Text Solution

    |

  9. An orange precipitate of group II is dissolve in cone HCI the solutio...

    Text Solution

    |

  10. Which of the following solution gives precipitate with Pb(NO(3))(2) bu...

    Text Solution

    |

  11. A white powder when strongly heated gives off brown forms A solution...

    Text Solution

    |

  12. The ion that cannot be precipitate by both HCI and H(2)S is

    Text Solution

    |

  13. The presence of magnessium is confimed in the qualitative amalysis by ...

    Text Solution

    |

  14. In qualitative inorganic amalysis phosphan , if present is to be eleme...

    Text Solution

    |

  15. Na(2)CO(3) cannot be used in place of (NH(4))(2)CO(3) for the precipit...

    Text Solution

    |

  16. Disodium hydrogen phosphate is used in test :

    Text Solution

    |

  17. Raddish - brown (chocolate ) ppt. is formed with :

    Text Solution

    |

  18. Addition of SnCl(2) to HgCI(2) gives ppt. :

    Text Solution

    |

  19. To avoid the precipitate of hydroxide of Ni^(2+),Co^(2+),Zn^(2+) and M...

    Text Solution

    |

  20. Which give a white precipitate with a solution of AgNO(3) is white pr...

    Text Solution

    |