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Questions  >>  CBSE XII  >>  Chemistry  >>  Surface Chemistry
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Why is ferric chloride preffered over potassium in case of a cut leading to bleeding ?

$\begin{array}{1 1} \text{(a) Because valency of iron in ferric chloride is equal to that of potassium in KCl}\\ \text{(b) Because valency of iron in ferric chloride is 2+, whereas that of potassium in KCl is 1+ } \\ \text{(c) Because valency of iron in ferric chloride is 5+, whereas that of potassium in KCl is 1+} \\ \text{(d) Because valency of iron in ferric chloride is 3+, whereas that of potassium in KCl is 1+} \end{array} $

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A)
Solution :
$Fe^{3+} $ion has greater coagulating power than $Na^{+}$ion as it has higher charge
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