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Air — CHEMISTRY STD 7 — Question

ICSE BoardEnglish MediumSTD 7CHEMISTRYAir2 Marks
Question
Write the balanced equations :
Formation of rust
✓

Answer

$\underset{\text {iron}}{4Fe} + \underset{\text {oxygen}}{3O_2} \xrightarrow {xH_2O} \underset{\text {hydrated iron (III) oxide (rust)}}{2Fe_2O_3xH_2O}$

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