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in Chemistry by (71.4k points)

A house wife while working in the kitchen got a cut on her finger which started bleeding. Her daughter Reena, immediately applied ferric chloride on the cut and the bleeding stopped. 

(i) Why did the bleeding stop? 

(ii) What is the value associated behind the act of Reena? 

1 Answer

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Best answer

(i) Blood is a negatively charged colloid. Fe3+ ions of FeCl3 neutralise the charge on the colloidal particles of blood. This leads to coagulation of blood 

(ii) Concern towards parents 

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