Indicators

Identifying substances as acid or alkali by using indicators such as UI, litmus, phenolphthalein and methyl orange.

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Universal indicator (UI)
full pH scale- red for very acidic (1), green for neutral (7) and purple for very alkaline (14)
1 of 5
Litmus
red in acid, blue in alkali- colour changes around 5-8 on pH scale
2 of 5
Phenolphthalein
colourless in acid, pink in alkali- colour changes around 8-10 on pH scale
3 of 5
Methyl orange
red in acid, yellow in alkali- colour changes around 3-5 on pH scale
4 of 5
have to have 5 cards soooooooooooooooooooo
I'd tell a chemistry joke, but all the good ones argon.
5 of 5

Other cards in this set

Card 2

Front

Litmus

Back

red in acid, blue in alkali- colour changes around 5-8 on pH scale

Card 3

Front

Phenolphthalein

Back

Preview of the front of card 3

Card 4

Front

Methyl orange

Back

Preview of the front of card 4

Card 5

Front

have to have 5 cards soooooooooooooooooooo

Back

Preview of the front of card 5

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