Indicators
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6 Terms
1
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UI
acid = red
neutral = green
alkaline = purple
2
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methyl orange
acid = red
neutral = yellow
alkaline = yellow
3
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phenolphthalein
acid = colourless
neutral = colourless
alkaline = pink
used in titrations
4
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red litmus paper
acid = stays red
neutral = stays red
alkaline = turns blue
5
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blue litmus paper
acid = red
neutral = stays blue
alkaline = stays blue
6
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hydrogencarbonate indicator
yellow = more CO2
red = atmospheric CO2 levels
purple = less CO2
Note 
Flashcards (55)