A mixture of iron and sulphur can be separated by dissolving the mixture in _______

CHEMISTRY
POST UTME UI

A mixture of iron and sulphur can be separated by dissolving the mixture in _______

  • A) steam
  • B) dilute hydrochloric acid
  • C) dilute sodium hydroxide
  • D) benzene

Correct Answer: B) dilute hydrochloric acid

Explanation

The mixture === FeS

When dissolved in diluted HCl

FeS + 2HCl \(\rightarrow\) FeCl?+ H?S(g)

Both elements are separated making option (B) valid



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