PH Indicators Acid Bases
Authored by Charles Martinez
Chemistry
7th - 10th Grade
NGSS covered
Used 1+ times
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21 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Litmus paper is an indicator of acids and bases, it turns red for bases.
True
false
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Bases will turn litmus paper __________, while acids will turn litmus paper __________.
blue.....red
red.....blue
pink.........colourless
colourless..........pink
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An indicator will ______________ when it is in contact with an acid or base
Bubble
Form a new substance
Change color
Stay the same color
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a substance that is one color in an acid and another color in a base?
Oxidizer
Indicator
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What color does litmus paper turn in the presence of an acid?
Red
Blue
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The pH of a strong acid would be:
1-2
5-6
8-9
12-13
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The pH of a strong base would be:
1-2
5-6
8-9
13-14
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