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Innovating Science™ Disappearing Rainbow
Use acids and bases with three indicators to create a rainbow of colors.
Supplier: Innovating Science™ IS7039
Alert:
WARNING: This product can expose you to chemicals including Phenolphthalein/Methanol/Methyl isobutyl ketone, which are known to the State of California to cause cancer, birth defects and reproductive harm.
Includes: Materials for five demonstrations: 800mL Sodium Hydroxide solution; 50mL Sodium Hydroxide, 3M; 1L Hydrochloric Acid, 0.01M; violet, blue, green, yellow, orange and red indicators; and instructions
Description
- In a basic solution, phenolphtalein is red, p-nitrophenol is yellow and thymolphthalein is blue
- These can be combined in various ways to create all the colors of the rainbow
- If done correctly, students only see the acid or base being poured, adding to the impressive display
Specifications
| Disappearing Rainbow Demonstration Kit | |
| 7 to 14 | |
| Use acids and bases with three indicators to create a rainbow of colors | |
| 1 |
| White | |
| 13 to 20 | |
| 25mL Red indicator UN1170, 25mL orange indicator UN1170, 25mL yellow indicator UN1170, 25mL green indicator UN1170, 25mL blue indicator UN1170, 25mL violet indicator UN1170, 2 x 30mL Hydrochloric Acid 1N UN1789, 2 x 30mL Sodium Hydroxide 1N UN1824, 30mL Sodium Hydroxide Sol 6M (6N) UN1824 | |
| 5.5 x 4.25 x 6.75 in. |
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