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Iron articles left for some time get coated with a powder that is:
AGreenish brown
BYellowish brown
CReddish brown
DBluish brown
Answer & Solution
Correct answer: C. Reddish brown
1. Shiny new iron loses its shine.
2. The process is called corrosion.
3. The powder is reddish brown.
_Source: NCERT Class 10 Science, Ch 1 'Chemical Reactions and Equations'_
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