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  • Which among the following shall be produced when iron fillings are added to dil. HCl ?Option: 1 <img alt="\mathrm{FeCl}_2$ and $\mathrm{H}_2" src="ht

Which among the following shall be produced when iron fillings are added to dil. HCl ?

Option: 1

\mathrm{FeCl}_2$ and $\mathrm{H}_2


Option: 2

\mathrm{FeCl}_3$ and $\mathrm{H}_2


Option: 3

\mathrm{FeCl}_2$ and $\mathrm{Cl}_2


Option: 4

No reaction shall take place


Answers (1)

best_answer

Metals at higher positions than hydrogen in electrochemical series can displace hydrogen gas on reaction with dilute mineral acid.
Reaction of \mathrm{Fe} with dilute \mathrm{HCl} gives \mathrm{FeCl}_2 and hydrogen.
\mathrm{Fe}+$ dil. $2 \mathrm{HCl} \rightarrow \mathrm{FeCl}_2+\mathrm{H}_2

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Divya Prakash Singh

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