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Acids And Bases 2
Test Description: Chapter 8 acids and bases game 2
Instructions: Answer all questions to get your test result.
1) What type of basic solutions can conduct electricity?
A
Feeble
B
Weak
C
Strong
D
Intermediate
2) What is pH?
A
A scale used to determine electroconductivity
B
A scale used to determine the concentration of halogens
C
A scale used to determine the concentration of hydrogen ions
D
A scale used to determine the concentration of helium ions
3) What pH is considered to be neutral
A
3
B
5
C
7
D
6
4) What pH range is acidic?
A
7
B
8-14
C
0-6
D
0-7
5) What pH range is basic?
A
0-6
B
10-14
C
8-14
D
7
6) The stronger the base, the more of these ions are present.
A
Hydroxide
B
Hydronium
C
Hydrogen
D
Helium
7) If something has a pH of 7, they have equal numbers of what?
A
helium and nitrogen ions
B
Hydronium and hydroxide ions
C
boron and phosphorus ions
D
helium and hydrogen ions
8) The concentration of baking soda is .000000001 M, what is its pH?
A
7
B
4
C
9
D
2
9) The pH of black coffee is 5, what is its concentration?
A
1x10 to the negative 4 M
B
.01 M
C
.0001 M
D
.00001 M
10) What causes heartburn?
A
HCl irritating the esophagus
B
NaCl irritating the stomach
C
HCl irritating the trachea
D
HCl irritating the stomach
*select an answer for all questions
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