Organic chemistry · Grade 12
The silver mirror
ChemAI · Worksheet
NameClassDate
Aim
Tollens’ reagent detects the aldehyde group.
Before you start: what do you predict will happen? Why?
What you do
| Step | What I observed | |
|---|---|---|
| 1 | Add glucose solution. | |
| 2 | Warm the tube in the water bath (Apparatus → Water bath). Never heat Tollens’ reagent in a flame. |
Questions
- Write a word or symbol equation for one reaction you observed.
- Explain your most important observation using particles, ions or energy.
- Was your prediction right? What would you change to get a more reliable result?