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Arsenic (III) sulphide forms a sol with ...

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

A

KCl

B

`MgCl_2`

C

`Al_2(SO_4)_3`

D

`Na_3PO_4`

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-REVISION EXERCISE -SURFACE CHEMISTRY
  1. Which one of the following is not an application of adsorption ?

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  2. Which of the following is less than zero during adsorption?

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  3. Arsenic (III) sulphide forms a sol with a negative charge which of the...

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  4. A negatively charged suspenstion of clay in water needs for precipitat...

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  5. A colloidal sol Fe(OH)(3) in water is

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  6. Ultra microscope works on the principle of

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  7. Ferric chloride on rubbing to a bleeding wound causes

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  8. Hardy - Schulz rules are based on of electrolyte ions coagulating the...

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  9. Which of the following is a kinetic property of sols?

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  10. Brownian movement is mainly is due to

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  11. When an electrolyte is added to a colloidal sol it

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  12. The coagulation power of an effective ion carrying the charge opposite...

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  13. Which electrolyte is least effective in causing coagulation of +ve fer...

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  14. The capacity of an ion to coagulate a colloidal sol depends on

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  15. Lyophilic sols are more stable than lyophobic sols because

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  16. A liquid is found to scatter a beam of light but leaves no residance w...

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  17. Cellulose dispersed in ethanol is called

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  18. At CMC the surfactant molecules

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  19. Alum helps in purifying water by

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  20. On addiction of 1ml solution of 10% NaCl to 10ml gold sol in the prese...

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