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The effective ion used in clarification ...

The effective ion used in clarification of water is :

A

`Al^(3+)`

B

`Ca^(3+)`

C

`Al_(4)^(2-)`

D

`PO_(4)^(3-)`

Text Solution

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The correct Answer is:
A
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OP TANDON-THE COLLOIDAL STATE-Objective Questions
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  2. Gold number is associated with

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  3. Which one of the following is a false statement?

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  4. The presence of electric charge on colloidal particles is indicated by...

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  6. In a electrical field, the particles of a colloidal system move toward...

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  7. Cetyl trimethyl ammonium chloride is which type of detergent ?

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  8. The effective ion used in clarification of water is :

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  9. The number of moles of lead nitrate needed to coagulate 2 mole of coll...

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  10. Among the electrolytes Na, SO4 , CaCl4 , Al2(SO4)3 and NH4 Cl, the m...

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  11. A micelle formed during the cleansing aciton of soap is

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  12. The dispersed phase and dispersion medium in soap lather are respectiv...

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  13. Which one of the following is correctly matched?

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  14. Coagulation is not done by

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  15. The coagulating power of electrolytes having inos Na^(o+),Al^(3+) and ...

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  16. Which of the following is an anionic detergent ?

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  17. Sulphur sol contains :

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  18. The Tyndall effect is observed only when following conditions are sati...

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  19. Which of the following process is responsible for the formation of del...

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  20. Gold sol not a :

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