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Chemistry GCSE > Nanoparticles > Flashcards

Nanoparticles Flashcards

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1
Q

What is a nanoparticle

A

A nanoparticle is a structure that is 1-100 nm in size. It contains a few hundred atoms.

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2
Q

How long is one nanometre

A

0.000 000 001m (1x10^-9)

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3
Q

Nanoparticles have very different properties and uses from bulk material. This is due to their…

A

Hugh surface area to volume ratio

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4
Q

Gold metal is very un reactive however gold nanoparticles can be used as a catalyst in some chemical reactions. Why is this

A

Because of nanoparticles very high surface area to volume ratio

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Chemistry GCSE (7 decks)

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