Most suitable salt which can be used for efficient clotting of blood will be :

Question:

Most suitable salt which can be used for efficient clotting of blood will be :

  1. $\mathrm{Mg}\left(\mathrm{HCO}_{3}\right)_{2}$

  2. $\mathrm{FeSO}_{4}$

  3. $\mathrm{NaHCO}_{3}$

  4. $\mathrm{FeCl}_{3}$

Correct Option: , 4

Solution:

Blood is a negative sol. According to hardy-Schulz's rule, the cation with high charge has high coagulation power. Hence, $\mathrm{FeCl}_{3}$ can be used for clotting blood.

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