As per Hardy-Schulze formulation, the flocculation values of the following for ferric hydroxide sol are in the order :

Option 1 - <p><span class="mathml" contenteditable="false"> <math> <msub> <mrow> <mrow> <mi mathvariant="normal">A</mi> <mi mathvariant="normal">l</mi> <mi mathvariant="normal">C</mi> <mi mathvariant="normal">l</mi> </mrow> </mrow> <mrow> <mrow> <mn>3</mn> </mrow> </mrow> </msub> <mo>&gt;</mo> <msub> <mrow> <mrow> <mi mathvariant="normal">K</mi> </mrow> </mrow> <mrow> <mrow> <mn>3</mn> </mrow> </mrow> </msub> <mfenced open="[" close="]" separators="|"> <mrow> <mrow> <mi mathvariant="normal">F</mi> <mi mathvariant="normal">e</mi> <mo>(</mo> <mi mathvariant="normal">C</mi> <mi mathvariant="normal">N</mi> <msub> <mrow> <mrow> <mo>)</mo> </mrow> </mrow> <mrow> <mrow> <mn>6</mn> </mrow> </mrow> </msub> </mrow> </mrow> </mfenced> <mo>&gt;</mo> <msub> <mrow> <mrow> <mi mathvariant="normal">K</mi> </mrow> </mrow> <mrow> <mrow> <mn>2</mn> </mrow> </mrow> </msub> <msub> <mrow> <mrow> <mi mathvariant="normal">C</mi> <mi mathvariant="normal">r</mi> <mi mathvariant="normal">O</mi> </mrow> </mrow> <mrow> <mrow> <mn>4</mn> </mrow> </mrow> </msub> <mo>&gt;</mo> <mi mathvariant="normal">K</mi> <mi mathvariant="normal">B</mi> <mi mathvariant="normal">r</mi> <mo>=</mo> <msub> <mrow> <mrow> <mi mathvariant="normal">K</mi> <mi mathvariant="normal">N</mi> <mi mathvariant="normal">O</mi> </mrow> </mrow> <mrow> <mrow> <mn>3</mn> </mrow> </mrow> </msub> </math> </span></p>
Option 2 - <p><span class="mathml" contenteditable="false"> <math> <msub> <mrow> <mrow> <mi mathvariant="normal">K</mi> </mrow> </mrow> <mrow> <mrow> <mn>3</mn> </mrow> </mrow> </msub> <mfenced open="[" close="]" separators="|"> <mrow> <mrow> <mi mathvariant="normal">F</mi> <mi mathvariant="normal">e</mi> <mo>(</mo> <mi mathvariant="normal">C</mi> <mi mathvariant="normal">N</mi> <msub> <mrow> <mrow> <mo>)</mo> </mrow> </mrow> <mrow> <mrow> <mn>6</mn> </mrow> </mrow> </msub> </mrow> </mrow> </mfenced> <mo>&lt;</mo> <msub> <mrow> <mrow> <mi mathvariant="normal">K</mi> </mrow> </mrow> <mrow> <mrow> <mn>2</mn> </mrow> </mrow> </msub> <msub> <mrow> <mrow> <mi mathvariant="normal">C</mi> <mi mathvariant="normal">r</mi> <mi mathvariant="normal">O</mi> </mrow> </mrow> <mrow> <mrow> <mn>4</mn> </mrow> </mrow> </msub> <mo>&lt;</mo> <mi mathvariant="normal">K</mi> <mi mathvariant="normal">B</mi> <mi mathvariant="normal">r</mi> <mo>=</mo> <msub> <mrow> <mrow> <mi mathvariant="normal">K</mi> <mi mathvariant="normal">N</mi> <mi mathvariant="normal">O</mi> </mrow> </mrow> <mrow> <mrow> <mn>3</mn> </mrow> </mrow> </msub> <mo>=</mo> <msub> <mrow> <mrow> <mi mathvariant="normal">A</mi> <mi mathvariant="normal">l</mi> <mi mathvariant="normal">C</mi> <mi mathvariant="normal">l</mi> </mrow> </mrow> <mrow> <mrow> <mn>3</mn> </mrow> </mrow> </msub> </math> </span></p>
Option 3 - <p><span class="mathml" contenteditable="false"> <math> <msub> <mrow> <mrow> <mi mathvariant="normal">K</mi> </mrow> </mrow> <mrow> <mrow> <mn>3</mn> </mrow> </mrow> </msub> <mfenced open="[" close="]" separators="|"> <mrow> <mrow> <mi mathvariant="normal">F</mi> <mi mathvariant="normal">e</mi> <mo>(</mo> <mi mathvariant="normal">C</mi> <mi mathvariant="normal">N</mi> <msub> <mrow> <mrow> <mo>)</mo> </mrow> </mrow> <mrow> <mrow> <mn>6</mn> </mrow> </mrow> </msub> </mrow> </mrow> </mfenced> <mo>&lt;</mo> <msub> <mrow> <mrow> <mi mathvariant="normal">K</mi> </mrow> </mrow> <mrow> <mrow> <mn>2</mn> </mrow> </mrow> </msub> <msub> <mrow> <mrow> <mi mathvariant="normal">C</mi> <mi mathvariant="normal">r</mi> <mi mathvariant="normal">O</mi> </mrow> </mrow> <mrow> <mrow> <mn>4</mn> </mrow> </mrow> </msub> <mo>&lt;</mo> <msub> <mrow> <mrow> <mi mathvariant="normal">A</mi> <mi mathvariant="normal">l</mi> <mi mathvariant="normal">C</mi> <mi mathvariant="normal">l</mi> </mrow> </mrow> <mrow> <mrow> <mn>3</mn> </mrow> </mrow> </msub> <mo>&lt;</mo> <mi mathvariant="normal">K</mi> <mi mathvariant="normal">B</mi> <mi mathvariant="normal">r</mi> <mo>&lt;</mo> <msub> <mrow> <mrow> <mi mathvariant="normal">K</mi> <mi mathvariant="normal">N</mi> <mi mathvariant="normal">O</mi> </mrow> </mrow> <mrow> <mrow> <mn>3</mn> </mrow> </mrow> </msub> </math> </span></p>
Option 4 - <p><span class="mathml" contenteditable="false"> <math> <msub> <mrow> <mrow> <mi mathvariant="normal">K</mi> </mrow> </mrow> <mrow> <mrow> <mn>3</mn> </mrow> </mrow> </msub> <mfenced open="[" close="" separators="|"> <mrow> <mrow> <mi mathvariant="normal">F</mi> <mi mathvariant="normal">e</mi> <mo>(</mo> <mi mathvariant="normal">C</mi> <mi mathvariant="normal">N</mi> <msub> <mrow> <mrow> <mo>)</mo> </mrow> </mrow> <mrow> <mrow> <mn>6</mn> </mrow> </mrow> </msub> <mo>&gt;</mo> <msub> <mrow> <mrow> <mi mathvariant="normal">A</mi> <mi mathvariant="normal">l</mi> <mi mathvariant="normal">C</mi> <mi mathvariant="normal">l</mi> </mrow> </mrow> <mrow> <mrow> <mn>3</mn> </mrow> </mrow> </msub> <mo>&gt;</mo> <msub> <mrow> <mrow> <mi mathvariant="normal">K</mi> </mrow> </mrow> <mrow> <mrow> <mn>2</mn> </mrow> </mrow> </msub> <msub> <mrow> <mrow> <mi mathvariant="normal">C</mi> <mi mathvariant="normal">r</mi> <mi mathvariant="normal">O</mi> </mrow> </mrow> <mrow> <mrow> <mn>4</mn> </mrow> </mrow> </msub> <mo>&gt;</mo> <mi mathvariant="normal">K</mi> <mi mathvariant="normal">B</mi> <mi mathvariant="normal">r</mi> <mo>&gt;</mo> <msub> <mrow> <mrow> <mi mathvariant="normal">K</mi> <mi mathvariant="normal">N</mi> <mi mathvariant="normal">O</mi> </mrow> </mrow> <mrow> <mrow> <mn>3</mn> </mrow> </mrow> </msub> </mrow> </mrow> </mfenced> </math> </span></p>
2 Views|Posted 5 months ago
Asked by Shiksha User
1 Answer
R
5 months ago
Correct Option - 2
Detailed Solution:

According to Hardy-Schulze Rule coagulation value α 1   Coagulation Power  

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