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Question

Which of the following are characteristic properties of nano particles?

A
More surface area
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B
Quantum effects
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C
Both a and b
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D
None of the above
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Solution

The correct option is C Both a and b
Two principal factors cause the properties of nanomaterials to differ significantly from other materials: increased relative surface area, and quantum effects. These factors can change or enhance properties such as
reactivity, strength and electrical characteristics.
Hence option C is correct.

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