Which property/properties of a shiny iron rod will get affected if it rusts?
A. Opacity
B. Lustre
C. Solubility

A only

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B only

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C only

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Both A and C

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Solution

The correct option is B B only
Metals that are shiny in nature often lose their lustre when left exposed to air and moisture for a long time. For example, rusting of iron. Rusting won't affect properties like opacity or solubility.

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