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How can iron be protected from rusting 2024?
科学
共价键 化学键
Questioner:Isabella Mitchell 2023-06-10 03:26:34
The most authoritative answer in 2024
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Avery Taylor——Studied at the University of Tokyo, Lives in Tokyo, Japan.
Galvanising is a method of
rust prevention. The
iron or steel object is coated in a thin layer of zinc. This stops oxygen and water reaching the metal underneath - but the zinc also acts as a sacrificial metal. Zinc is more reactive than
iron, so it oxidises in preference to the
iron object.
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