WorksheetsPreLab Acid-Base Quiz
Total questions: 10
Worksheet time: 11mins
Name
Class
Date
1.
An acid has a pH
a)
higher than 7
b)
lower than 7
c)
7
d)
greater than 14
2.
if you add an acid to a base what will happen?
a)
BOOM
b)
it will neutralize
c)
it wont mix
3.
KOH will release which ion?
a)
OH-
b)
H+
c)
OH+
d)
H-
4.
NH3 is:
a)
a Bronsted Lowry base
b)
an Arrhenius base
c)
an acid
d)
both an Arrhenius and a Bronsted Lowry base
5.
Which of the following shows the correct conjugate acid base pair?
a)
HCI (acid) / H3O+ (conjugate base)
b)
HCI (acid) / CI- (conjugate base)
c)
HCI (base) / CI- (conjugate acid)
d)
HCI (base) / H3O+ (conjugate acid)
6.
Which of the following shows the correct conjugate acid base pair?
a)
H2O (base) / H3O+ (conjugate acid)
b)
H2O (acid) / CH3COO- (conjugate base)
c)
CH3COOH (acid) / H3O+ (conjugate base)
d)
CH3COOH (base) / CH3COO- (conjugate acid)
7.
H2O is amphiprotic, can act as acid or base. Which of the following is TRUE ?
a)
H2O is an acid because it is a proton donor
b)
H2O is an base because it is a proton acceptor
c)
H2O can gain or lose a proton, H+
d)
H2O can easily form hydronium ion, H3O+
8.
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
9.
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
10.
What is the conjugate acid in the following equation?
a)
PO43-
b)
HNO3
c)
NO3-
d)
HPO42-
100 %
