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WorksheetsBio Unit 2: Acids and Bases Quiz BWHS
Total questions: 16
Worksheet time: 7mins
Pure water has a pH of 7. Pure water _______.
is a base
is a neutral substance
could be either an acid or a base
is an acid
Which is the stronger acid?
pH 1
pH 4
pH 8
pH 13
Which of the following is most likely to be basic:
Lemon juice
Vinegar
Laundry detergent
Coke
When dissolved in water, acids produce:
bases
salts
hydrogen ions
hydroxide ions
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
pH is the measure of the concentration of ______.
Acids
H+ ion
OH- ion
Base
If a solution is basic which ion will be more present?
H+
K+
OH-
H-
Stronger acids have a pH closer to...
7
14
0
9
Neutralization is the process of an acid and a base reacting to form what? Select all that apply
An ionic salt
Hydronium ions
NaCl
Water
Which of the following is an acid?
vinegar
bleach
sugar in water
starch in water
toothpaste in water
When acids react with metals, they produce hydrogen gas and salt.
True
False
Milk is a very weak acid. What might its pH value be?
6.5
7.8
4.2
12.2
If I add more water to this setup, what will happen to the pH?
It will increase and get closer to 7
It will decrease and get closert to 0
It will stay the same and not change
A pH scale is...
A corrosive substance that says a substance is an acid.
An indicator that tells if a substance is an acid or base.
A blue litmus paper.
A red litmus paper.
What are properties of a base?
Slippery, bitter, does not react with metals, pH above 7.
Slippery, bitter, reacts with metals, pH below 7.
Sour, reacts with metals, pH below 7
Sour, reacts with metals, pH above 7.
What are properties of acids?
Bitter, slippery, ph above 7
Sour, reacts with metals, ph below 7
Sour, reacts with metals, ph above 7
Bitter, ph of 7, does not react with metals
