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Chemistry C2 > C2.2 Structure and Properties > Flashcards

C2.2 Structure and Properties Flashcards

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1
Q

What is a polymer?

A

Many molecules

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2
Q

What is a monomer?

A

One molecule

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3
Q

What is a nanoparticle?

A

A very small particle, 1-100 nanometers across

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4
Q

What are the advantages of using nano particles?

A
  • In face creams, they cover better so you use less.
  • They are effective catalysts if they have large surface area to volume ratio
  • Nanoparticles in sun creams can be absorbed deeper into the skin
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5
Q

What is a memory alloy?

A

An alloy that returns to it’s original shape after it has been changed

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Chemistry C2 (5 decks)

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