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Byju's Answer
Standard XII
Chemistry
Catalytic Hydrogenation
when HCL reac...
Question
when HCL react with finely powdered iron ,it forms ferrous chloride not ferric chloride. why?
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Solution
The hydrogen gas liberated on reaction of iron with HCl reduces any ferric chloride formed to ferrous chloride.
6HCl + 2Fe
→
2FeCl
3
+ 3H
2
ā
2FeCl
3
+ H
2
→
2HCl + 2FeCl
2
ā
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