You will be able to demonstrate the principles of a redox reaction. Paint the potassium thiocyanate solution and potassium ferrocyanide solution onto a filter paper. Once they are dry you can spray the filter paper with iron (II) chloride and watch blue and red colors appear.
Aligned to the Next Generation Science Standards (NGSS)*
Disciplinary Core Ideas: PS1.A; PS1.B
Performance Expectations: MS-PS1-2; HS-PS1-2
Cross Cutting Concepts: Patterns
Engineering Practices: Analyzing and Interpreting Data
3 x 25mL Iron (III) Chloride, 0.1M Solution
1 x 30mL Potassium Thiocyanate, 0.1M Solution
1 x 30mL Potassium Ferrocyanide, 0.1M Solution
Small quantity exemption 173.4
THIS PACKAGE CONFORMS TO 49 CFR 173.4 for domestic highway or rail transport only
*”Next Generation Science Standards” is a registered trademark of Achieve. Neither Achieve nor the lead states and partners that developed the Next Generation Science Standards was involved in the production of, and does not endorse, this product.