the electrostatic force of attraction between oppositely-charged ions acting in all directions

used to represent the atoms and bonds in a chemical compound

the regular arrangement of atoms or ions in a 3D space

Giant ionic structures

Combined science

In the Chemistry of Carbon unit, pupils will build on their understanding of chemical bonding to explore the unique properties and bonding of carbon, leading to various natural and synthetic organic compounds.

In the Atomic Structure and the Periodic Table unit, pupils learned about the model of the atom, isotopes, and the arrangement of elements in the periodic table.

Structure and bonding

The electrostatic force of attraction between oppositely-charged ions.

The regular arrangement of atoms or ions in a 3D space.

A compound normally containing a metal ion and a non–metal ion.

An atom or molecule with charge due to the gain or loss of electrons.

Match the following key terms to their definitions.

A ionic bond is the {{}} force of attraction between oppositely–charged ions that acts in all directions.

What is the name given to the type of model shown in the diagram?

3D lattices of positively and negatively charged ions

lattice of positively charged ions in a sea of delocalised electrons

Which of the following types of structure do ionic compounds form?

One Mg²⁺ ion is attracted to only one O²⁻ ion.

Mg²⁺ ions attract all nearby O²⁻ ions.

Magnesium oxide, MgO, contains ionic bonds. Which of the following statements about magnesium oxide are correct?

It shows the alternating pattern of positive and negative ions.

It shows the forces of attraction between the ions.

It shows how the electrons are transferred.

The diagram shows a 3D model of the giant ionic structure of magnesium oxide. What is an advantage of this type of model?

Sodium atoms lose one electron to form a cation.

Sodium atoms gain an electron to form a cation.

Sodium ions lose one electron to form an anion.

Sodium ions gain one electron to form an anion.

Explain how sodium atoms become sodium ions. 

Which of the following types of bonding occurs between non–metal atoms.

Most atoms increase their stability by forming bonds with other atoms so that they have a full {{}} of electrons. 

Which of the following are examples of non–metal elements?

Sulfur is in Group 6 of the periodic table. Which of the following correctly shows the charge on a sulfur ion?

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