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Study of the First Element - Hydrogen — CHEMISTRY STD 9 — Question

ICSE BoardEnglish MediumSTD 9CHEMISTRYStudy of the First Element - Hydrogen1 Mark
Question
What is noticed if the products are not allowed to escape?
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Answer

If the product formed, i.e. hydrogen is not removed,thenthe iron oxide formed is reduced back to iron.

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