Simple and Giant Covalent

Question 1

[2 marks ] Atoms are held together by…? (Simple Covalent)

Answer 1

Strong Covalent bonds =
Strong (1 mark)
Covalent bonds (1 mark)

Question 2

[ 2 marks ] Molecules are held together by … ? (Simple Covalent)

Answer 2

Week Intermolecular Forces =
Week (1 mark)
Intermolecular Forces (1 mark)

Question 3

[ 3 mark ] Giant Covalent structures are held together by …?

Answer 3

Multiple strong covalent bonds =
Multiple (1 mark)
Strong (1 mark)
Covalent bonds (1 mark)

Question 4

[ 3 marks ] Why don’t Simple Covalent bonds Conduct energy?

Answer 4

There are no mobile charge carriers =
No (1 mark)
mobile charge carriers (2 marks)

Question 5

[ 5 marks ] Why do Giant Covalent structures have a high melting point?

Answer 5

Because it has lots of covalent bonds that require a lot of energy to break =
Lots (1 mark)
Covalent bonds (1 mark)
Require a lot of energy (2 mark)
To break (1 mark)