WorksheetsBases-8
Total questions: 8
Worksheet time: 7mins
Name
Class
Date
1.
When dissolved in water, bases produce:
a)
acids
b)
salts
c)
hydrogen ions
d)
hydroxide ions
2.
Taste bitter
a)
acids
b)
bases
c)
neutral
d)
pH paper
3.
What color does litmus paper turn in the presence of an acid?
a)
blue
b)
black
c)
green
d)
red
4.
The acid produced naturally in your stomach is?
a)
A. Tartaric acid
b)
B. Citric acid
c)
Hydrochloric acid
d)
Sulphuric acid
5.
Which of the following is true .
a)
Acids and bases form hydroxide ions in solution
b)
Acids form hydroxide ions and bases hydrogen ions in solution
c)
Acids form hydrogen ions in solution, bases do not form ions in solution
d)
Acids form hydrogen ions in solution and bases hydroxide ions
6.
Which one of the following is an example of a base?
a)
orange juice
b)
dish soap
c)
vinegar
d)
lemons
7.
Which of the following is NOT a characteristic of an acid?
a)
sour taste
b)
corrosive
c)
turns litmus paper blue
d)
neutralises bases
8.
Which is a characteristic of a base?
a)
tastes sour
b)
found mostly in foods
c)
feels slippery
d)
turn litmus paper red
100 %
