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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