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Which of the following methods could be ...

Which of the following methods could be employed for the preparation of `As_2S_3` yolo sol?

A

Colloidal mill method

B

Double decomposition method

C

Bredig's arc method

D

Peptization

Text Solution

Verified by Experts

The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-MOCK TEST 21-Example
  1. Which of the following is an incorrect statement?

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  2. a finely divided substance more effective as an adsorbent (T/F)

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  3. Which of the following methods could be employed for the preparation ...

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  4. Surface tension of lyophobic sols is usually

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  5. Which of the following is true with respect to chemical adsorption (ch...

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  6. 10 % sites of catalyst bed have adsorbed by H(2) on Heating H(2) gas i...

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  7. In Bredig's arc method an electric arc is struck between the metal ele...

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  8. The electrical charge on the the colloidal particles is indicated by

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  9. The gold number of protective colloids A,B,C and D are 0.02, 0.002, 10...

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  10. For the coagulation of 40ml of ferric hydroxide sol, 10ml of 0.4 M KCI...

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  11. Which of the following given statements is/are correct? (a) cold crea...

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  12. Range the following electrolytes in the increasing order of coagulatin...

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  13. The factors responsible for the stability of lyophilic sols are

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  14. To stop bleeding from an injury ferric chloride can be applied. Which ...

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  15. Match the items given in column-I with that in column-II column-I (I) ...

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  16. A certain metal M ocas in four compounds namely A,B,C and D. A has 20%...

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  17. The incorrect statement regarding forth floatation process is

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  18. Which of the following given properties of colloidal particles is its ...

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  19. Match the methods of concentration of ore given in column-I with the d...

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  20. Oxidation states of the metal in the minerals haematite and magnetite,...

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