CH-287
Ionic bonding
Chemistry · Secondary 3 · Hard · Ionic bonding
Which statement best explains why aluminium nitride, AlN, has a very high melting point?
A) It has simple molecules with weak intermolecular forces.
B) It has a giant ionic lattice with strong electrostatic forces between oppositely charged ions.
C) It has a giant metallic structure with delocalised electrons.
D) It has a simple covalent structure with strong covalent bonds between molecules only.
A) It has simple molecules with weak intermolecular forces.
B) It has a giant ionic lattice with strong electrostatic forces between oppositely charged ions.
C) It has a giant metallic structure with delocalised electrons.
D) It has a simple covalent structure with strong covalent bonds between molecules only.
- It has simple molecules with weak intermolecular forces.
- It has a giant ionic lattice with strong electrostatic forces between oppositely charged ions.
- It has a giant metallic structure with delocalised electrons.
- It has a simple covalent structure with strong covalent bonds between molecules only.
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