CAIE A-Level Chemistry AS 3.3 Metallic Bonding Questions
Practise relating a lattice of positive metal ions and delocalised electrons to metallic strength and properties.
- Syllabus
- 2028–2030
- Course
- Chemistry 9701
- Level
- AS
Exam points
- define metallic bonding as electrostatic attraction between positive metal ions and delocalised electrons
- draw a regular lattice of cations surrounded by mobile delocalised electrons
- compare strength using ionic charge, cation radius and number density of delocalised electrons
Covered syllabus points
Question 1
Copper has a high melting point.
What is the reason for the high melting point of copper?
A
strong attractive forces between copper atoms only
B
strong attractive forces between copper ions and delocalised electrons
C
strong attractive forces between copper ions only
D
strong attractive forces between copper atoms and delocalised electrons
Question 2
Draw a labelled diagram to show the structure and bonding in sodium．
Question 3
Bismuth is an element in Group 15 of the Periodic Table.
Bismuth has metallic bonding.
Draw a labelled diagram to show the metallic bonding in bismuth.
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