WorksheetsAcid and Base Review
Total questions: 19
Worksheet time: 17mins
Which of these pH values represent an acid?
4
8
10
12
Which of the following is an acid?
vinegar
bleach
sugar in water
starch in water
toothpaste in water
Which of the following is a property of a base?
bitter taste
reacts with metals
salty
sour taste
The higher the concentration of negative (hydroxide) ions in the solution, the stronger the base is.
True
False
All bases have a sour taste.
True
False
Which of the following pH values represents a base?
2.1
4.6
6.8
8.1
Which of the following is a base?
baking soda in water
orange juice
vinegar
lemonade
The pH of a solution is tested, and it is found to be a basic solution. Of the following choices, what could the pH have been?
3
7
9
5
When using pH paper, the pH of a solution can be determined by looking at the _______ of the paper
texture
mass
colour
length
A sour taste is a characteristic of:
acid
base
neutral
pH scale
Which of the following is true about acids and bases?
The lower the pH #, the stronger the acid
the higher the pH #, the stronger the acid
The lower the pH #, the more neutral the acid
The higher the pH #, the weaker the base
A substance is found to have the following characteristics:
Very bitter taste
Feels slippery to the touch
Produces OH- ions when dissolved in water
In what category would the substance be classified?
acid
base
enzyme
fatty acid
