An ore is suspected to contain mainly iron. Describe a method that can be used to confirm the presence of iron in the ore

      

An ore is suspected to contain mainly iron. Describe a method that
can be used to confirm the presence of iron in the ore

  

Answers


Kavungya
To a sample of the ore add dilute sulphuric acid or hydrochloric acid (I) and
warm
- Filter the mixture
- To a portion of the filtrate, add sodium hydroxide or ammonium
hydroxide drop wise until in excess
- Formation of the dirty green precipitate OR
- To a portion of the filtrate, add sodium hydroxide or ammonia
hydroxide drop wise until in excess (I) formation of brown
precipitate shows presence of Fe3-
Kavungya answered the question on June 22, 2019 at 08:37


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