(B) The colour of colloidal solutions depends on the wavelength of light scattered by the dispersed particles. In the case of gold sol,the colour chan

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size difference in the particles of gold.

(B) The colour of colloidal solutions depends on the wavelength of light scattered by the dispersed particles. In the case of gold sol,the colour changes with the size of the gold particles. As the particle size increases,the wavelength of the scattered light changes,resulting in different colours like red,purple,blue,and golden.

Class 12 Chemistry Surface Chemistry Colloids, Emulsion, Gel and Their properties with application

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Colloidal solution of gold is in different colours like red,purple,blue and golden because of

AP EAMCET 2017 All AP EAMCET

A
variable oxidation states of gold.
B
size difference in the particles of gold.
C
presence of impurities.
D
difference in the concentration of gold particles.

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Class 12

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Surface Chemistry

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Colloids, Emulsion, Gel and Their properties with application

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Which ion has the minimum coagulation value?

Easy

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Which one of the following is most effective in causing the coagulation of an $As_2S_3$ sol?

MediumTS EAMCET 2009

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Identify the incorrect statement.

Medium

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In the reaction $SO_{2(g)} + 2H_2S_{(g)} \rightarrow 3S_{(sol)} + 2H_2O_{(l)}$,which method is used to obtain the sulfur sol?

Easy

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For the coagulation of a negative arsenic sulphide sol,what is the increasing order of the coagulating power of the ions $Na^{+}$,$Al^{3+}$,and $Ba^{2+}$?

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Colloidal solution of gold is in different colours like red,purple,blue and golden because of

Similar Questions

Which ion has the minimum coagulation value?

Which one of the following is most effective in causing the coagulation of an $As_2S_3$ sol?

Identify the incorrect statement.

In the reaction $SO_{2(g)} + 2H_2S_{(g)} \rightarrow 3S_{(sol)} + 2H_2O_{(l)}$,which method is used to obtain the sulfur sol?

For the coagulation of a negative arsenic sulphide sol,what is the increasing order of the coagulating power of the ions $Na^{+}$,$Al^{3+}$,and $Ba^{2+}$?

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