When an iron nail gets rusted, iron oxide is formed:

MCQs Preparation, Everyday Science MCQs, Mocks, Selected MCQs /

A. without any change in the weight of the nail
B. with a decrease in the weight of the nail
C. with an increase in the weight of the nail
D. without any change in color or weight of the nail

C. with an increase in the weight of the nail

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