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Arrange the following electrolytes in th...

Arrange the following electrolytes in the increasing order of coagulation power for the coagulation of `As_(2)S_(3)` sol :
`K_(2)SO_(4) " " CaCl_(2)" " Na_(3)PO_(4) " " AlCl_(3)` : `Ilt II lt IIIlt IV`, `I=III lt II lt IV`, `II lt IV lt I lt II`, ` II lt III lt IV lt I` .

A

`Ilt II lt IIIlt IV`

B

`I=III lt II lt IV`

C

`II lt IV lt I lt II`

D

` II lt III lt IV lt I`

Text Solution

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The correct Answer is:
b
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