WorksheetsAcids and Bases Review so Far
Total questions: 11
Worksheet time: 55mins
Name
Class
Date
1.
In a water solution, how do acids differ from bases?
a)
Acids form hydrogen ions(H+), while bases form hydroxide ions (OH-)
b)
Acids turn litmus blue, while bases turn litmus red.
c)
Acids form salts, but bases do not.
d)
Hydrogen ions (H+)remain dissolved, by hydroxide ions (OH-) do not.
2.
Name HF
a)
hydrofluoric acid
b)
Hypofluoric acid
c)
hydrogen fluorine acid
3.
Ca(OH)2
a)
calcium hydroxide
b)
calcium oxygen hydrogen
c)
calcium oxide
4.
Feels slippery.
a)
Acids
b)
Bases
c)
All
5.
In the reaction HC2H3O2 + H2O -----> H3O+ + C2H3O2-, the conjugate base of H3O+ is
a)
H2O
b)
HC2H3O2
c)
C2H3O2-
d)
not shown
6.
In the reaction HF + H2O ----> H3O+ + F-, which of the following is the conjugate acid of H2O?
a)
HF
b)
H3O+
c)
F-
d)
H2O
7.
A conjugate acid is the species that
a)
remains after a base has given up a proton
b)
is formed by the addition of a proton to a base
c)
is formed by the addition of a proton to an acid
d)
remains after an acid has given up a proton
8.
Strong acids are
a)
strong electrolytes (completely ionize)
b)
weak electrolytes (do not ionize completely)
c)
non-electrolytes (do not ionize)
d)
insoluble
9.
Hydroiodic acid
a)
H2I2
b)
H1I1
c)
HI
10.
What is the conjugate base in the following reaction?
a)
HCO3-
b)
HCl
c)
H2CO3
d)
Cl-
11.
What is the conjugate acid in the following equation?
a)
PO43-
b)
HNO3
c)
NO3-
d)
HPO42-
100 %
