Home
Class 11
CHEMISTRY
A metal sulphide sol. can be flocculated...

A metal sulphide sol. can be flocculated by which one of the following ?

A

`[Fe(CN)_(6)]^(4-)`

B

`SO_(4)^(2-)`

C

`BaCl_(2)`

D

`Al^(3+)`

Text Solution

Verified by Experts

The correct Answer is:
D
Metal sulphide sol is negatively charged and can be coagulated by positive ions `(Al^(3+))`
Promotional Banner

Topper's Solved these Questions

  • SURFACE CHEMISTRY

    DINESH PUBLICATION|Exercise Revision Question from competitive Exams|140 Videos

  • SURFACE CHEMISTRY

    DINESH PUBLICATION|Exercise Selected Straight objective Type MCQ s|5 Videos

  • SURFACE CHEMISTRY

    DINESH PUBLICATION|Exercise Ultimate Prepatarory Package|16 Videos

  • STRUCTURE OF ATOM

    DINESH PUBLICATION|Exercise Reason Type Questions|1 Videos

  • THE ALKALI METALS

    DINESH PUBLICATION|Exercise ULTIMATE PREPARATORY PACKAGE|19 Videos

Similar Questions

Explore conceptually related problems

The Ellingham diagram for a number of metallic sulphides is shown below. Which of the following sulphides can not be reduced to metal by H_(2) at about 1000^(@)C ?

As per hardy-schulze formulation, the flocculation values of the following for haemoglobin sol are in the order

For coagulation of arsenious sulphide sol, which one of the following salt solution will be most effective ?

Arsenic (III) sulphide forms a sol with a negative charge. Which of the following ionic substances should be most effective in coagulating the sol?

Arsenic (III) sulphide forms a sol with a negative charge. Which of the following ionic substances should be most effective in coagulating the sol?

Knowledge Check

  • Arsenic sulphide sol is negatively charged. Which of the following electrolytes would be most effective in its coagulation?

    A
    `BaCl_(2)`
    B
    `KCl`
    C
    `K_(4)[Fe(CN)_(6)]`
    D
    `AlCl_(3)`

  • As per hardy-schulze formulation, the flocculation values of the following for haemoglobin sol are in the order

    A
    `AlCl_(3) gt K_(3)[Fe(CN)_(6)] gt K_(2)CrO_(4) gt KBr = KNO_(3)`
    B
    `K_(3)[Fe(CN)_(6)] lt K_(2)CrO_(4) lt KBr = KNO_(3)=AlCl_(3)`
    C
    `K_(3)[Fe(CN_(6))]gtAlCl_(3) gt K_(2)CrO_(4) gt KBr gt KNO_(3)`
    D
    `K_(3)[Fe(CN)_(6)] lt K_(2)CrO_(4) lt AlCl_(3) lt KBr lt KNO_(3)`

  • For coagulation of Arsenious sulphide sol, which one of the following salt solution will be most effective

    A
    `AlCl_(3)`
    B
    `NaCl`
    C
    `BaCl_(2)`
    D
    `Na_(3)PO_(4)`