Flashcards
Chemistry
Flashcards do conjunto (4)
- 1Why can metals be bent and hammered into different shapes?Made of layers so they can slide over each other
- 2How does the size of crystals in nonocrystals metals differ from the size of crystals in normal metals?1-100nm
- 3Hip-joints are constantly moving, explain why a hip made of nanoparticles will last longer than normal metals?Smaller and stronger
- 4Write a list of 6 key words about the properties of giant covalent structures made of carbon atoms.Diamond- High melting/boiling point, ridged, hexagonal structure, makes 4 strong covalent bonds
Graphite- High melting/boiling point, conducts electricity, hexagonal structure, delocalised electron, soft, makes 3 strong covalent bonds
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- GCSE Science Chemistry FlashCards sobre Chemistry, criado por megacrazybeth em 12-07-2013.
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- megacrazybeth
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