Indicators experiment

  

1. Draw a 4 by grid onto a piece of paper
2. Label the first column indicator.
3. Label the second column acid.
4. Label the third column neutral
5. Label the column base.
6. In the first column record the names of the indicators, litmus, universal indicator, phenolphthalein, methyl orange, bromothymol.
7. Place a plastic sheet over the top of your grid.
8. In the acid colomn
9. Repeat for the natural (water) and base (NaOH)
10. Add a drop of indicator to each of the rows as listed.

Results



Discussion
1. Which indicator is the most useful.
The Universal indicator

2. Which indicator is the least useful
Phenolphthalein

CONCLUSION
The indicator changes the colours of the different