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In search of more solutions: A chemical stop-clock - iodine clock reaction

Description

Design a chemical stop-clock using different dilutiond of two colourless solutions which, when mixed together will remain colourless for a period of time and then suddenly change to a deep blue colour

Type of Activity

group

Audience

Teacher

Age Group

16 to 18 years

Subjects

Preliminary work Planning Collecting, recording & presenting evidence Analysing, concluding & explaining Practical investigations Games, quizzes & problem solving Chemical change/reactions Rates of chemical reactions Investigating factors affecting rate

A chemical stop-clock - iodine clock reaction

Resource Type: Experiment

In search of more solutions - Index and Background

Resource Type: Handout

Download :

Hands-on practical activities or ideas for front of class demonstrations

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