Question

The gas releases when iron fillings react with diluted HCl​

Answer 1

Answer:

When dilute Hydrochloric acid is added to iron filings, iron(II) chloride & hydrogen gas is produced. In this reaction iron displaces hydrogen from hydrochloric acid to form iron chloride & hydrogen gas this reaction is a single displacement reaction.

Answer 2

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Hydrogen gas releases when iron fillings react with dil Hcl.

2Hcl+ Fe--> Fecl2 +H2 .

• this is displacement reaction.
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