Question : Aluminium salt commonly used to stop bleeding is:
Option 1: Aluminium nitrate
Option 2: Aluminium sulphate
Option 3: Aluminium chloride
Option 4: Potash alum
Correct Answer: Potash alum
Solution : The correct option is Potash alum.
It is also known as Aluminium Potassium Sulphate .
Chemical formula- KAI(SO 4 ) 2 .
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