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In the lake tast for Al^(3+) ions, there...

In the lake tast for `Al^(3+)` ions, there is the formation of coloured 'floating lake'. It is due to :

A

Adsorption of litmus by AI `(OH)_(4)`

B

Adsorption of litmus `AI(OH)_(3)`

C

Adsorption of litmus by `H_(2) O`

D

Absorption of litmus by `AI(OH)_(4)`

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The correct Answer is:
B
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NARAYNA-SURFACE CHEMISTRY -EXERCISE -2 (C.W. ) ADSORPTION
  1. Adsorption is accompanied by

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  2. Which charateristic of adsorption is wrong :-

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  3. In the lake tast for Al^(3+) ions, there is the formation of coloured ...

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  4. Chromatography is a technique based on

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  5. The volume of gases H(2), CH(4), CO(2) and NH(3) adsorbed by 1 g of ch...

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  6. Which of the following processes of metallurgy involves adsorption ?

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  7. According to langmuir adsorption isotherm amount of gas adsorbed at ve...

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  8. Which of the following relations is /are correct? (i) x//m= constant...

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  9. A catalyst :

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  10. In a reversible reaction a catalyst :-

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  11. Which of the following is not an example of homogeneous catalysis?

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  12. The decomposition of hydrogen peroxide can be slowed by the addition o...

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  13. Freundlich adsorption isotherm is given by the expression (x)/(m) = kP...

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  14. In which of the following process, a catalyst is not used ?

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  15. Adsorption is a surface phenomenon and it differs feom adsorption whic...

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  16. Organic catalysts differ from inorganic catalysts

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  17. Which one of the following is not a homogeneous catalytic reaction ?

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  18. Decomposition of urea into NH(3) and CO(2) is followed by the action o...

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  19. Which of the following enzyme is used in the conversion of proteins to...

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  20. Zeolites are microporous catalyst. General formula of Zeolite may be g...

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