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Arsenous sulphide sol is prepared by pas...

Arsenous sulphide sol is prepared by passing `H_(2)S ` through arsenous oxide solution . The charge developed on the particles is due to adsorption of :

A

`H^+`

B

`S^(2-)`

C

`OH^(-)`

D

`O^(2-)`

Text Solution

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The correct Answer is:
B
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