WorksheetsAP Chemistry Acid Base Basics
Total questions: 14
Worksheet time: 15mins
Name
Class
Date
1.
If a solution has a [H+] of 1.2 x 10-4M what is the [OH-]?
a)
8.3 x 10-4M
b)
8.3 x 10-11M
c)
1.2 x 1010M
d)
1.2 x 10-4M
2.
If a solution has a [OH-] of 3.42 x 10-12M what is the [H+]?
a)
2.92 x 10-3M
b)
3.42 x 102M
c)
2.92 x 10-2M
d)
3.42 x 10-5M
3.
What is the conjugate acid in the following equation?
a)
PO43-
b)
HNO3
c)
NO3-
d)
HPO42-
4.
What is the conjugate base in the following reaction?
a)
HCO3-
b)
HCl
c)
H2CO3
d)
Cl-
5.
What is the conjugate base of HCO3-?
a)
HCO3-
b)
H2CO3-
c)
H2CO3
d)
CO32-
6.
Which accepts protons?
a)
Brønsted-Lowry Acids
b)
Brønsted-Lowry Bases
c)
Arrhenius Acids
d)
Arrhenius Bases
7.
What substances increase H+ ion concentrations when dissolved in water?
a)
Brønsted-Lowry Acids
b)
Brønsted-Lowry Bases
c)
Arrhenius Acids
d)
Arrhenius Bases
8.
What substances increase OH- ion concentrations when dissolved in water?
a)
Brønsted-Lowry Acids
b)
Brønsted-Lowry Bases
c)
Arrhenius Acids
d)
Arrhenius Bases
9.
Which donates protons?
a)
Brønsted-Lowry Acids
b)
Brønsted-Lowry Bases
c)
Arrhenius Acids
d)
Arrhenius Bases
10.
When a hydrogen ion is released what does the solution become?
a)
Basic
b)
Acidic
c)
Amphoteric
d)
Proton
11.
When a hydroxide ion is released what does the solution become?
a)
Basic
b)
Acidic
c)
Amphoteric
d)
Proton
12.
Which of the following represents the chemical formula for hydronium?
a)
H2O
b)
H+
c)
H3O+
d)
OH-
13.
Which of the following is not a strong acid?
a)
HCl
b)
HF
c)
HBr
d)
HNO3
14.
When citric acid is produced by the cells of an orange and dissolves in water, it produces a relatively small number of hydronium ions. Citric acid is best described as a
a)
concentrated acid.
b)
weak acid.
c)
dilute acid.
d)
strong acid.
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