Making A Natural pH Indicator

Students make their own pH indicator from red cabbage. Red cabbage contains a chemical that turns from its natural deep purple color to red in acids and blue in bases. Students boil the cabbage to get the pH indicator.

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Resource Details

Grade
5th - 12th
Subjects
Science
2 more...
Resource Type
Lesson Plans
Language
English
Duration
1 hr
Instructional Strategy
Inquiry-Based Learning