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प्रश्न
The most effective electrolyte for the coagulation of As2S3 Sol is ____________.
विकल्प
NaCl
Ba(NO3)2
K3[Fe(CN)6]
AI3+
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उत्तर
The most effective electrolyte for the coagulation of As2S3 Sol is AI3+.
Explanation:
As2S3 is a vely charged colloid. It will be most effectively coagulated by the cation with greater valency. i.e., Al3+.
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संबंधित प्रश्न
Assertion: Coagulation power of Al3+ is more than Na+.
Reason: greater the valency of the flocculating ion added, greater is its power to cause precipitation.
Which one of the is not a surfactant?
The phenomenon observed when a beam of light is passed through a colloidal solution is ____________.
The coagulation values in millimoles per litre of the electrolytes used for the coagulation of As2S3 are given below
(I) (NaCl) = 52
(II) (BaCl2) = 0.69
(III) (MgSO4) = 0.22
The correct order of their coagulating power is:
On which of the following properties does the coagulating power of an ion depend?
Explain any one method for coagulation.
Write a note on electro osmosis.
Which one of the is not a surfactant?
Which one of the is not a surfactant?
Which one of the is not a surfactant?
