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Class 10 Science Medium Mcq English Medium

Iron exposed to moist air for a long time acquires a coating of a brown, flaky substance called

Question
Iron exposed to moist air for a long time acquires a coating of a brown, flaky substance called
Verdigris
Rust
Patina
Tarnish
Answer
Rust
Detailed Explanation
This brown, flaky coating on iron is called rust.
Metals, in their pure state, generally have Science · Metals and Non-metals The shining nature of a freshly cut metal surface is called Science · Metals and Non-metals The ability of metals to be beaten into thin sheets is called Science · Metals and Non-metals The most malleable metals, according to the chapter, are Science · Metals and Non-metals

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