All Ions articles – Page 3

Experiment

Preferential discharge of cations during electrolysis

In association with Nuffield Foundation

Use this practical to show that metal cations are preferentially discharged, in relation to the metal’s position in the reactivity series. Includes kit list and safety instructions.

Experiment

The migration of ions during electrolysis of potassium manganate(VII)

In association with Nuffield Foundation

Try this class practical to investigate the migration of ions during electrolysis as evidence for the ionic model. Includes kit list and safety instructions.

Experiment

Extracting iodine from seaweed

In association with Nuffield Foundation

Discover how ribbon seaweed (or kelp) can be used as a source of iodine in this demonstration or class experiment. Includes kit list and safety instructions.

Resource

DIY Su Doku spreadsheet

An excel spreadsheet to help create your own chemistry Su Duko.

Resource

Ionic Su Doku

This activity gives students practice at working out formulae in a problem solving context.

Resource

28 chemistry puzzles for 14-16 years

Use these sudoku-inspired puzzles with printable worksheets and answers to help 14–16 year olds consolidate their understanding of key chemical concepts.

Resource

45 chemistry puzzles for 16-18 years

Try these chemistry puzzles based on sudoku to help 16–18 year old students consolidate their knowledge about key topics, with printable worksheets and answers.

Lesson plan

Writing formulas for ionic compounds | 14-16 years

Practise writing formulas for ionic compounds, revising common cations and anions, using this lesson plan with activities for 14–16 year olds.

Lesson plan

How do atoms form the ions in ionic compounds? | 16-18 years

Check students’ understanding of why atoms form ions, and how ionic compounds form by ionic bonding, using this lesson plan with activities for 16–18 year olds.