Given below are two statements:

Statement I:
In the coagulation of a negative sol, the flocculating power of the three given ions is in the order- Al³⁺ > Ba²⁺ > Na⁺

Statement II:
In the coagulation of a positive sol, the flocculating power of the three given salts is in the order NaCl > Na₂SO₄ > Na₃PO₄

In the light of the above statements, choose the most appropriate answer from the options given below:

Option 1 - <p>Both Statement I and Statement II are correct.<br><!-- [if !supportLineBreakNewLine]--><br><!--[endif]--></p>
Option 2 - <p>Both Statement I and Statement II are incorrect.<br><!-- [if !supportLineBreakNewLine]--><br><!--[endif]--></p>
Option 3 - <p>Statement I is correct but Statement II is incorrect.</p>
Option 4 - <p>Statement I is incorrect but Statement II is correct.</p>
3 Views|Posted 5 months ago
Asked by Shiksha User
1 Answer
V
5 months ago
Correct Option - 3
Detailed Solution:

For the coagulation of a negative sol flocculating power is
Al³? > Ba²? > Na?

But for coagulating a positive sol the flocculating power will be
PO? ³? > SO? ²? > Cl?

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Chemistry Ncert Solutions Class 12th 2023

Chemistry Ncert Solutions Class 12th 2023

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