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.
2
Q
How long is one nanometre
A
0.000 000 001m (1x10^-9)
3
Q
Nanoparticles have very different properties and uses from bulk material. This is due to their…
A
Hugh surface area to volume ratio
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
Chemistry GCSE
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