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Gold sol can be prepared by...

Gold sol can be prepared by

A

hydrolysis of gold(III) chloride

B

oxidation of gold by aqua regia

C

peptization

D

reduction of gold(III) chloride with formalin solution.

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MODERN PUBLICATION-SURFACE CHEMISTRY-EXERCISE
  1. The stability of a lyophobic colloid is due to

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  2. The amount of electrolytes required to coagulate a given amount of AgI...

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  3. Gold sol can be prepared by

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  4. For Freundlich isotherm, a graph of log x/m is plotted against log P. ...

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  5. What is the composition of bronze metal alloy?

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  6. The electrolyte having maximum flocculation value for Ag//Ag^+ sol is

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  7. Which of the following curves is in accordance with Freundlich adsorpt...

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  8. Give appropriate answer for the following question- Which alloy is mad...

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  9. Point out the false statement.

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  10. Enzymatic reactions are given in Column I and enzymes in Column II ...

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  11. In which one of the following properties, physisorption and chemisorpt...

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  12. Give appropriate answer of the following question- Which alloy is made...

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  13. Name an alloy which is made up of Fe, Al, Ni, Co?

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  14. Give an appropriate answer of the following question- Which alloy is u...

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  15. Fill the blanks with appropriate answer- Fish plates in the railways t...

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  16. Fill in the blanks- is used for welding filling of cracked metallic b...

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  17. Methylene blue, from its aqueous solution, is adsorbed on activated ch...

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  18. Fill in the blanks- alloy is used to make electric heaters.

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  19. Fill in the blanks- Coin metal is used in the making of and .

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  20. Give reason for the following statement- Nichrome is an alloy.

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