Table of Contents

Graph

Total: 23 marks + 9 extension

19/23 + 5/9

Score:

  1. List all the intermolecular forces possible between covalent substances. (*3 marks)

  1. Name the bonding types present in the following substances. (9 + *3 marks) | Substance | Bonding | | ---------------------------------------- | ------- | | Salt | Ionic | | BN (Boron Nitride) |Covalent Network | | Chlorine Gas |Covalent Molecular | | Sulfur Dioxide |Covalent Molecular | | Sodium |Metallic | | Aluminium Chloride |Ionic | | Mercury |Metallic | | Graphite |Covalent Network | | Soot |Covalent Molecular | | Sand |Heterogenous Mixture | | Copper (II) Chloride in Ethanol Solution |Homogenous Mixture | | Ammonium Sulfate | Ionic + Covalent molecular | 7 1

  2. Name the bonding types present in the following substances. (*3 marks) | Substance | Bonding | | ---------------------------------------- | ------- | | $NaI$ |Ionic | | $P_{6}$ |Covalent Molecular | $HCl_{(aq)}$ |Homogenous Mixture | 3

  3. Draw the bonding structure for the metal Potassium. (4 marks)

2

  1. What is the metallic bond? (3 marks) The electrostatic attraction between metal cations and a sea of delocalised electrons

3

  1. What is the ionic bond? (3 marks) The electrostatic attraction between a metal cation and a non-metal anion

3

  1. List all types of bonding. (4 marks)

4