. What precaution should be taken during the preparation of hydrochloric acid


What precaution should be taken during the preparation of hydrochloric acid?

 

Best Answer

Diluting acid means adding water to the concentrated acid, therefore a proper safety precaution should be taken before starting the procedure. Here is the safety precaution followed in the laboratory.

  • Protective gloves and a chemical-resistant apron should be worn.
  • The delivery tube should be dipped in drying agent conc. H2SO4.
  • The lower end of the thistle funnel must be dipped in conc. Sulphuric acid.
  • Always, make sure the temperature should be maintained at nearly 200oC.

 

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