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PH and indicators.

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Presentation on theme: "PH and indicators."— Presentation transcript:

1 pH and indicators

2 Acids and Alkalis What are they? Where have you heard of them?
Do you know any examples?

3 Indicators Indicators are used to measure the pH of something. pH is how acidic or alkali something is. Safety?! 10 Minutes

4 Indicators Results Indicator Solution Colour Acid Neutral Alkali
Universal Phenolphthalein Methyl Orange Litmus Thymol Blue

5 Hypothesis Acid Neutral Alkali

6 pH Hypothesis Stomach acid Drain cleaner Banana Water Toothpaste

7 Acids and Alkali Intro

8 What I already know What I want to know What I learned

9 BrainPop

10 Activities

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