10 - Acids, bases, and salts
Authored by Owen Phillips
Chemistry
9th - 12th Grade
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75 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Colour of red litmus paper in a strong acid
red
blue
purple
yellow
green
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Colour of red litmus paper in a strong alkali
blue
red
purple
yellow
green
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Colour of red litmus paper in a weak acid
red
blue
purple
yellow
green
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Colour of red litmus paper in a weak alkali
blue
red
purple
yellow
green
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Colour of red litmus paper in a neutral substance
red
blue
purple
yellow
green
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Colour of blue litmus paper in a strong acid
red
blue
purple
yellow
green
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Colour of blue litmus paper in a strong alkali
blue
red
purple
yellow
green
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