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Acids And Bases Test Review 2
Test Description: Acids and Bases Test Review 2
Instructions: Answer all questions to get your test result.
1) A strong acid would have a pH of.....
A
7-10
B
11-14
C
1-3
D
4-6
2) A weak base would have a pH of.....
A
1-3
B
8-10
C
12-14
D
5-7
3) If you mix NaOH (sodium hydroxide) and HCl (hydrochloric acid) together you would get....
A
acid and water
B
salt and water
C
base and water
D
an explosion
4) What ion is present in all acids?
A
Cl-
B
OH-
C
Na+
D
H+
5) What ion is present in all bases?
A
Cl-
B
OH-
C
Na+
D
H+
6) Why is water neutral?
A
Because it has no OH-
B
Because the H+ and OH- ions are equal
C
Because its pH is 6
D
Because there are more H+ ions than OH- ions
7) If you need to know the pH of an unknown chemical what do you do?
A
test it with construction paper
B
test it with a salt
C
mix it with a base
D
test it with pH paper (litmus paper)
8) what does pH stand for?
A
Pewe Hurman
B
power Helium
C
power Hydrogen
D
power hexane
9) why is the 'H' is pH capitol?
A
because H is the chemical symbol for Helium
B
because H is the chemical symbol for Hydrogen
C
it shouldnt be
D
because H is someones last name
10) an indicator will....
A
bubble in an acid or a base
B
make noise
C
change color in an acid or a base
D
fizz in an acid or a base
11) Amonia, bleach and drain cleaner are....
A
acids
B
salts
C
bases
D
neutral
12) most fruits are....
A
bases
B
acids
C
neutral
D
salts
13) Acid rain is caused by.....
A
burning of fossil fuels
B
extreme weather
C
acid evaporating into the air
D
forrest fires
14) a compound with a pH of 7 is....
A
a salt
B
neutral
C
a base
D
an acid
15) a compound with a pH of 8 is....
A
neutral
B
a salt
C
a base
D
an acid
16) NaCl is a....
A
salt
B
none
C
base
D
acid
17) KOH is a...
A
acid
B
neutral
C
base
D
salt
18) CaCl2 is a.....
A
base
B
salt
C
acid
D
none
19) H2SO4 is a.....
A
none
B
salt
C
acid
D
base
20) HBr is a.....
A
salt
B
acid
C
neutral
D
base
*select an answer for all questions
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