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Acids And Bases
Quiz 1
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Q.1
What completely ionizes in solution?
Weak acids
Strong acids
Strong Salts
Neutral salts
Q.2
What would be considered the weakest base?
8
14
7.8
11.6
Q.3
When dissolved in water, acids produce:
bases
salts
hydrogen ions
hydroxide ions
Q.4
When using pH paper, the pH of a solution can be determined by looking at the _______ of the paper.
texture
color
length
mass
Q.5
Pure water has a pH ofPure water _______.
is a base
is a neutral substance
could be either an acid or a base
is an acid
Q.6
Which of the following is an acid?
shampoo
baking soda
orange juice
water
Q.7
Ammonia has a pH of Ammonia is __________.
an acid
a base
an element
a metal
Q.8
Litmus paper can be used to determine the _______ of a substance.
relative volume
temperature
relative pH
chemical formula
Q.9
Soap is a weak base. What is true about the taste of bases?
they taste sour
they taste sweet
they taste bitter
they taste salty
Q.10
Which of the following word pairs correctly completes the sentence below?_______ are corrosive substances characterized as having a strong smell, a sour taste, and a _______.
Acids; pH less than 7
Acids; pH greater than 7
Bases; pH greater than 7
Bases; pH less than 7
Q.11
The pH of vinegar is 2. Vinegar is a _____________.
strong acid
strong base
weak base
weak acid
Q.12
Ranging from 0 toa pH value indicates how acidic or basic a solution is. Which of these pH values would be a strong acid?
2
6
9
13
Q.13
Williams collected a rain sample and measured its pH to be 5. What does this mean?
the rain water is a weak base
the rain water is neutral
the rain water is a strong acid
the rain water is a weak acid
Q.14
Litmus paper can tell you if a solution is acidic, neutral or basic by changing color when placed in a solution. If you test a base with litmus paper, it will turn ____________.
purple
red
blue
pink
Q.15
When acids react with metals, they produce hydrogen gas and salt.
True
False
Q.16
If the substance is neutral, what would the pH be?11
3
5
7
9
11
Q.17
When an acid is dissolved in water, it turns red litmus paper blue.
True
False
Q.18
Which of the following are properties of acids?
They conduct electricity when dissolved in water
They taste sour
They react with metals to produce hydrogen gas
All of the answer choices are correct
Q.19
Which of the following is an acid?
vinegar
bleach
sugar in water
starch in water
toothpaste in water
Q.20
An acid is a solution that contains __________ ions dissolved in water.
positive
negative
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