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- 1. Multiple Choice
Do acids and bases conduct electricity?
Only acids conduct electricity
Only bases conduct electricity
Bases and acids conduct electricity
Neither conduct electricity
- 2. Multiple Choice
Which of the following values would represent the pH of a strong base?
1
8
7
13
- 3. Multiple Choice
Which of the following are the characteristics of a BASE?
Very bitter in taste
Release OH- ions when dissolved in water
Have pH of less than 7
Turns blue litmus red
- 4. Multiple Choice
According to the pH range given in the image,which substance is more acidic than lemon juice?
Hydrochloric acid
Cabbage
Milk
Milk Of Magnesia
- 5. Multiple Choice
Which is the correct set of acid properties:
sour taste, corrosive, change litmus from red to blue
sour taste, corrosive, change litmus from blue to red
sweet taste, slippery, change litmus from blue to red
sour taste, slippery, change litmus from blue to red
- 6. Multiple ChoiceNeutralization reactions
form from joining positive and negative ions
increase OH ions
form a salt and water
increase H2O ions
- 7. Multiple Choice
Acids are __________, which means they "eat away" at other materials.
transitional metal
alkaline
flammable
corrosive
- 8. Multiple Choice
Acidic solutions exhibit a higher ratio of H3O+ ions, known as...
neutrons
hydroxide
electrons
hydronium
- 9. Multiple Choice
When you place blue litmus paper into an unknown clear solution, the blue litmus paper turns red.
Which of the following represents the most logical conclusion?
The substance has a pH value of "2".
The substance is a base.
The substance has a pH value of "7".
The substance is acidic.
- 10. Multiple Choice
What range of values on the pH scale represent solutions with a higher ratio of hydroxide (OH-) ions?
below 7
7
above 7
0-14
- 11. Multiple Choice
What is the nature of the substance that forms when a weak acid and a strong base react?
acidic
basic
neutral
- 12. Multiple ChoiceAn extremely strong acid would have a pH of...17914
- 13. Multiple ChoiceAn extremely strong base would have a pH of...17914
- 14. Multiple ChoiceA neutral substance would have pH of...87614
- 15. Multiple ChoiceIndicators change color in the presence of a(n) _______________.acid or basebufferwater moleculeester
- 16. Multiple Choice
The pH scale is used to determine the strength of
acids and bases
chemical bonds
electrical charges
particles in a solution
- 17. Multiple Choice
Chemicals formed when an acid and a base combine.
salts
noble gases
metalloids
hydroxides
- 18. Multiple Choice
True or false: a neutral solution has equal amounts of H+ and OH-.
True
False
- 19. Multiple Choice
NaOH may be found in drain cleaners and as a component of soaps. Is NaOH an acid or a base?
Acid
Base
Neither (Neutral)
- 20. Multiple Choice
Is pure water acidic, basic, or neutral?
Acidic
Basic
Neutral
- 21. Multiple Choice
A substance is found to have the following characteristics:
Very bitter taste
Feels soapy to the touch
Produces OH- ions when dissolved in water
In what category would the substance be classified?
acid
base
- 22. Multiple Choice
Acids are substances that release H+ ions when dissolved in water.
True
False
- 23. Multiple ChoiceIf the pH of a solution is 5 the [H+] is1.0 x 105 M1.0 x 109 M5.0 x 101 M1.0 x 10-5 M
- 24. Multiple ChoiceIf the pH of a solution is 5.6 the pOH is6.512.48.45.6
- 25. Multiple ChoiceA pH and a pOH will add up to:07141.0 x 10-14
- 26. Multiple Choiceif the [H+] of a solution is 1.0 x 10-2 mol/L the pH is2-2112
- 27. Multiple ChoiceIf the [H3O+] of a solution is 1 x 10-8 mol/L the [OH-] is1.0 x 10-61.0 x 1061.0 x 10-81.0 x 108
- 28. Multiple ChoiceAccording to Bronsted-Lowry acid base theory, an acid is a.....Proton donorProton acceptorProduces H+ when added to waterMade of H+
- 29. Multiple ChoiceBASE + ACID ----> SALT +?wateroxygenhydrogen ionhydroxide ion
- 30. Multiple Choice
When an equal strength acid and base are mixed, what kind of chemical reaction occurs?
Neutralization
Combustion
Oxdation
Decomposition
- Answer choicesTagsAnswer choicesTags