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Questions and Answers
Which colour does universal indicator turn in strong acid?
Which colour does universal indicator turn in strong acid?
- Yellow
- Green
- Red (correct)
- Blue
What is the purpose of universal indicator?
What is the purpose of universal indicator?
- To increase the acidity of a solution
- To decrease the acidity of a solution
- To measure the pH of a solution (correct)
- To neutralize acids and bases
What happens to universal indicator in neutral solutions?
What happens to universal indicator in neutral solutions?
- It turns yellow
- It turns green (correct)
- It turns red
- It turns blue
Which colour does universal indicator turn in strong acid?
Which colour does universal indicator turn in strong acid?
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What is the purpose of universal indicator?
What is the purpose of universal indicator?
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What happens to universal indicator in strong base solutions?
What happens to universal indicator in strong base solutions?
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Study Notes
Universal Indicator
- Turns red in strong acid
- Purpose: to determine the pH of a solution
- Remains purple in neutral solutions (pH 7)
- Turns yellow or green in strong base solutions
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