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Which property of Nanomaterials make them suitable to be used for elimination of pollutants?

(a) High purity

(b) Better thermal conductivity

(c) Enhanced chemical activity

(d) Small size

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Correct answer is (c) Enhanced chemical activity

The best I can explain: Nanomaterials have enhanced chemical activity. Due to this, they can be used as catalysts to react with toxic gases such as CO and NO2 in automobile catalytic converters.

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