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WorksheetsStudy Guide Acid Base
Total questions: 40
Worksheet time: 20mins
Name
Class
Date
1.
Feels slippery..........
a)
acid
b)
base
c)
neutral solution
2.
Reacts with metals.....
a)
acid
b)
base
c)
neutral solution
3.
Tastes bitter.....
a)
acid
b)
base
c)
neutral solution
4.
Tastes sour.....
a)
acid
b)
base
c)
neutral solution
5.
Turns red litmus paper blue.....
a)
acid
b)
base
c)
neutral
6.
Turns blue litmus paper red.....
a)
acid
b)
base
c)
neutral solution
7.
Turns cabbage juice pink
a)
acid
b)
base
c)
neutral solution
8.
Turns cabbage juice purple
a)
acid
b)
base
c)
neutral solution
9.
Turns cabbage juice blue and/or green
a)
acid
b)
base
c)
neutral solution
10.
Has equal numbers of H+ and OH- ions in solution
a)
acid
b)
base
c)
neutral solution
11.
Has more OH- ions than H+ ions in solution
a)
acid
b)
base
c)
neutral solution
12.
Has more H+ in solution than OH-
a)
acid
b)
base
c)
neutral solution
13.
Sprite, vinegar and coffee are examples of this......
a)
acid
b)
base
c)
neutral solution
14.
TUMS, Milk of Magnesia, and baking soda are examples of this....
a)
acid
b)
base
c)
neutral solution
15.
Distilled water is.....
a)
acidic
b)
basic
c)
neutral
16.
NH4OH, CaOH2, NaOH, and MgOH2 are all examples of....
a)
acids
b)
bases
17.
HCl, H2SO4, and HNO3 are all....
a)
acids
b)
bases
18.
A substance that reveals whether a chemical is an acid or a base is called......
a)
a buffer
b)
a salt
c)
an indicator
d)
a pH helper
19.
When an acid is added to distilled water, the pH willl
a)
increase
b)
decrease
c)
stays the same
20.
The strongest acid listed on the chart is.....
a)
battery acid
b)
distilled water
c)
household lye
d)
orange juice
21.
The pH of various chemicals shown increases and decreases by levels of .2
Rounding pH to the nearest whole number, how many more Hydrogen ions (H+) does gastric fluid have than orange juice?
Rounding pH to the nearest whole number, how many more Hydrogen ions (H+) does gastric fluid have than orange juice?
a)
4 times more
b)
4000 times more
c)
1000 times more
d)
they both have the same amount
22.
Wasp sting venom is alkaline. Which of the following chemicals could safely be used on skin to neutralize the venom and bring relief to the person stung.
a)
baking soda
b)
vinegar
c)
hydrochloric acid
d)
distilled water
23.
If you added baking soda solution to a solution of gastric fluid (equal amounts of both), what would be the most likely pH of the resulting solution?
a)
6
b)
7
c)
0
d)
2
24.
A weak base could have a pH of about.....
a)
7
b)
6
c)
8
d)
14
25.
A strong acid could have a pH of about.....
a)
0
b)
14
c)
7
d)
6
26.
Which of the following is NOT a fossil fuel?
a)
coal
b)
wood
c)
oil
d)
natural gas
27.
A chemical that protects the environment from acid rain and helps to keep the soil near a neutral pH is called .....
a)
an indicator
b)
a buffer
c)
distilled water
d)
a neutralizer
28.
Which of the following does NOT react and break down with exposure to acids and acid rain?
a)
metals
b)
limestone
c)
marble
d)
glass
29.
The table shows the color of an indicator in specific pH ranges. If this indicator is used when adding a weak acid to a weak base, the color of the indicator will change from.... (remember starting solution is a weak base).
a)
blue to green
b)
blue to orange
c)
violet to green
d)
red to orange
30.
The table shows the color of an indicator in specific pH ranges. If this indicator is used when adding a strong acid to a weak base, the color of the indicator will change from.... (remember starting solution is a weak base).
a)
blue to orange
b)
blue to green
c)
violet to green
d)
violet to red
31.
The blue and black dot connected in the diagram is the whole acid molecule. The black dot is the H+ part of the acid molecule. Which diagram represents the strongest acid?
a)
a
b)
b
c)
c
d)
d
32.
What is produced when an acid and a base react?
a)
a base and water
b)
water and hydrogen gas
c)
water only
d)
salt and water
33.
Cabbage juice mixed with lemon juice will turn....
a)
pink
b)
green
c)
purple
34.
Cabbage juice mixed with ammonia turns
a)
pink
b)
green
c)
purple
35.
The diagram represents......
a)
a strong and concentrated acid
b)
a weak and concentrated acid
c)
a strong and dilute acid
d)
a weak and dilute acid
36.
The diagram represents....
a)
a strong;concentrated acid
b)
a strong; dilute acid
c)
a weak; concentrated acid
d)
a weak; dilute acid
37.
A specific rock that partially protects the environment from acid rain is called
a)
granite
b)
limestone
c)
slate
d)
sand
38.
Which species of aquatic organism is most acid tolerant?
a)
trout
b)
frog
c)
clams
d)
perch
39.
Which of the following best represents the concentrations (amounts of ) Hydrogen (H+) ions and hydroxide (OH-) ions in an acidic solution.
a)
H+ = OH-
b)
H+ > OH-
c)
H+ < OH-
40.
Which of the following best represents the concentrations (amounts of ) Hydrogen (H+) ions and hydroxide (OH-) ions in an basic solution.
a)
H+ = OH-
b)
H+ > OH-
c)
H+ < OH-
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