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Which of the following ions is most effe...

Which of the following ions is most effective in the coagulation of ferric hydroxide solution?

A

Cryolite

B

`K_2C_2C_4`

C

`K_3E_6 F in`

D

`K_4 E_6 F in `

Text Solution

Verified by Experts

The coagulating power of an electrolyte is directly proportional to the fourth power of the valency of the effective ion. For positively charged sol, like `FeC_3` the order is
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