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The ability of anion, to bring about coagulation of a given colloid, depends upon

Option: 1

Magnitude of the charge


Option: 2

Both magnitude and sign of charge


Option: 3

Its charge only


Option: 4

Sign of the charge alone


Answers (1)

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Ability of anion to bring about coagulation of a given colloid depends on:

(i) Magnitude of charge [positive colloid \times coagulating power get coagulate]

          \left[\mathrm{PO}_{4}^{3-}>\mathrm{CO}_{3}^{2-}\right]
(ii) Opposite (sign) charges [attraction between opposite charges].
      

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Kuldeep Maurya

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