Diamond and graphite (AQA GCSE Chemistry): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What are giant covalent structures?
What are giant covalent structures?
Huge networks of atoms joined by covalent bonds
How many other carbon atoms does each carbon bond to in diamond?
How many other carbon atoms does each carbon bond to in diamond?
Four
Why is diamond very hard?
Why is diamond very hard?
Each carbon held by 4 strong covalent bonds
Why does diamond not conduct electricity?
Why does diamond not conduct electricity?
All electrons used in bonding, none free
Why does diamond have a very high melting point?
Why does diamond have a very high melting point?
Lots of strong covalent bonds need breaking
How many other carbon atoms does each carbon bond to in graphite?
How many other carbon atoms does each carbon bond to in graphite?
Three
Why is graphite soft and slippery?
Why is graphite soft and slippery?
Layers slide over each other easily
Why does graphite conduct electricity?
Why does graphite conduct electricity?
Delocalised electrons can move & carry charge
What happens to one electron from each carbon atom in graphite?
What happens to one electron from each carbon atom in graphite?
It becomes delocalised and free to move
What element are both diamond and graphite made from?
What element are both diamond and graphite made from?
Carbon
What type of forces exist between the layers in graphite?
What type of forces exist between the layers in graphite?
Weak forces
What do both diamond and graphite have in common?
What do both diamond and graphite have in common?
Both have very high melting points