Indicators and PH scale

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What is an indicator?
chemical used to detect whether a substance is an acid or alkali
1 of 6
what numbers are acids?
6,5,4,3,2,1,0
2 of 6
what numbers are alkali?
8,9,10,11,12,13,14
3 of 6
what number is neutral?
7
4 of 6
Name liquid indicators
universal, methyl orange, phenolphthalein
5 of 6
What are the two other indicators?
Blue and red litmus paper
6 of 6

Other cards in this set

Card 2

Front

what numbers are acids?

Back

6,5,4,3,2,1,0

Card 3

Front

what numbers are alkali?

Back

Preview of the front of card 3

Card 4

Front

what number is neutral?

Back

Preview of the front of card 4

Card 5

Front

Name liquid indicators

Back

Preview of the front of card 5
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