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- 1. Multiple Choice
Neutral solutions have a pH of:
0
1
7
14
- 2. Multiple Choice
Which is true?
pH of less than 7 is basic; pH of more than 7 is acidic
pH of less than 7 is acidic; pH of more than 7 is basic
- 3. Multiple Choice
Vinegar, fruit juice, and cola are examples of:
strong acids
strong bases
strong bases
weak acids
- 4. 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)
- 5. Multiple Choice
HCl is found in household products, including some toilet bowl cleaners. Is HCl an acid or a base?
Acid
Base
Neither (Neutral)
- 6. Multiple Choice
Is pure water acidic, basic, or neutral?
Acidic
Basic
Neutral
- 7. Multiple Choicetastes souracidbase
- 8. Multiple Choicetastes bitterbaseacid
- 9. Multiple Choicefeels slipperyacidbase
- 10. Multiple Choicereacts with metalsbaseacid
- 11. Multiple ChoicepH below 7baseacid
- 12. Multiple ChoicepH above 7acidbase
- 13. Multiple Choicedistilled waterpH 3pH 7pH 11pH 14
- 14. Multiple ChoicepH 12baseacid
- 15. Multiple ChoicepH 2acidbase
- 16. Multiple Choice
Sulfuric Acid has a pH above 7.
True
False
- 17. Multiple Choice
Which of the following formulas is an Arrhenius BASE?
HCl
H2SO4
NaOH
HNO3
- 18. Multiple Choice
Which of the following formulas is an Arrhenius ACID?
Ca(OH)2
KOH
NH4OH
HCl
- 19. Multiple Choice
Classify the following:
H2SO4
acid
base
neither
- 20. Multiple Choice
Classify the following:
NaCl
acid
base
salt
- 21. Multiple Choice
What happens when an acid and a base are mixed together?
they explode
nothing will happen
a salt & water are formed
a weaker base & stronger acid are formed
- 22. Multiple Choice
The more H+ ions the solution has, the more ____________ it is.
acidic
basic
- 23. Multiple ChoicepH isthe level of aciditythe measure of H+ ionsmeasured using a scale of 1-14all of the above
- 24. Multiple ChoiceWhich food is the most acidic?bananaslemon juiceorange juicefish
- 25. Multiple Choice
Which of the following values would represent the pH of a strong base?
1
8
7
13
- 26. Multiple Choice
Which of the following values would represent the pH of a strong acid?
1
6
7
13
- 27. Multiple Choice
What range of values on the pH scale represent solutions with a higher ratio of hydronium ions (H3O+) or protons (H+)?
0-14
below 7
7
above 7
- 28. 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
- 29. Multiple Choice
Four solutions are tested and found to have the following pH values. Which of these substances would be considered the weakest acid?
Lemon Juice - pH=2
Apple Juice - pH=4.5
Shower Cleaner - pH=5.5
Hydrogen Peroxide - pH=7
- 30. Multiple Choice
Many cleaning solutions are bases. Which of the following is a common property among basic solutions?
slippery feel
white color
salty taste
sour taste
- 31. Multiple Choice
Acidic solutions exhibit a higher ratio of H3O+ ions, known as...
neutrons
hydroxide
electrons
hydronium
- 32. Multiple Choice
The products of a neutralization reaction are usually...
salt and water
an acid and a base
a neutral solution
carbon dioxide and oxygen
- 33. Multiple Choice
The reactants in a neutralization reaction are always...
salt and water
an acid and a base
a neutral solution
carbon dioxide and oxygen
- 34. Multiple ChoiceAccording to the pH range which substance is more acidic than lemon juiceHydrochloric acidcabbagemilk
- 35. Multiple Choice
All acids form ions when dissolved in water. Which ion makes the solution acidic?
H+
OH-
A-
B+
- 36. Multiple Choice
Alkalis (bases) form ions when they dissolve in water. Which ion makes the solution alkaline (basic)?
H+
OH-
A-
B+
- 37. Multiple Choice
Accepts a proton (H+ hydrogen ion)
Lewis Base
Arrhenius Base
Bronsted-Lowry Base
Lewis Acid
- 38. Multiple Choice
Forms a hydroxide ion (OH-) when mixed in a solution
Lewis Base
Arrhenius Base
Bronsted Lowry Base
Bronsted-Lowry Acid
- 39. Multiple ChoiceWhat is the formula for nitric acid?HNO2HNO3HNH2NO3
- 40. Multiple ChoiceThe table shows the pH of several solutions. Which solution has the greatest concentration of H+ ions?vinegarmilkwaterbleach
- 41. Multiple Choice
Which of these best describes an acid?
Any group of compounds that produce H+ ions
Any group of compounds that produce OH- ions
Ionic compound formed between a metal and a nonmetal
A charged particle, atom, or ion
- 42. Multiple ChoiceWhich of these will react with zinc to produce hydrogen gas?sulfuric acidsodium sulfateammonium hydroxidesodium hydroxide
- 43. Multiple ChoiceHuman blood has a pH between 7.35 and 7.45. Which of the following best describes human blood?strongly acidicslightly acidicstrongly basicslightly basic
- 44. Multiple ChoiceWhich type of ion does a base produce when it is dissolved in water?oxideoxygenhydrogenhydroxide
- 45. Multiple ChoiceA hydrogen ion, H+, is the same as a(n):neutronelectronprotonhydroxide ion
- 46. Multiple Choice
What is another term that means basic?
Acidic
Alkaline
pH < 7
Neutral
- 47. Multiple ChoiceWhat would be considered the weakest base?8147.811.6
- 48. Multiple ChoiceWhich of the following neutralization reaction is wrong?LiOH + HCI → LiCI + H2OFe(OH)2 + 2HNO3 → Fe(NO3)2 + 2H2OCaO + 2HCI → CaCI2 + H2OCaCO3 + 2HCI → CaCI2 + H2O
- 49. Multiple Choice
Solution changes from pH 2 to 5. What is the change in concentration of H+ during this pH shift?
Decrease by factor of 1000
Increase by factor of 1000
Decrease by factor of 100
Increase by factor of 100
- 50. Multiple ChoiceConcentration of H+ ion is 1 x 10-12. Find its pH.pH = 2pH = 12pH = -12pH = 10
- 51. Multiple Choice
The pH scale is a range from:
1-7
0-14
1-5
1-14
- 52. Multiple ChoiceWhat is the conjugate acid in the following equation?PO43-HNO3NO3-HPO42-
- 53. Multiple ChoiceWhat is the conjugate base in the following reaction?HCO3-HClH2CO3Cl-
- 54. Multiple ChoiceWhat is the conjugate base of HCO3-?HCO3-H2CO3-H2CO3CO32-
- 55. Multiple ChoiceWhich accepts protons?Brønsted-Lowry AcidsBrønsted-Lowry BasesArrhenius AcidsArrhenius Bases
- 56. Multiple ChoiceWhat substances increase H+ ion concentrations when dissolved in water?Brønsted-Lowry AcidsBrønsted-Lowry BasesArrhenius AcidsArrhenius Bases
- 57. Multiple ChoiceWhat substances increase OH- ion concentrations when dissolved in water?Brønsted-Lowry AcidsBrønsted-Lowry BasesArrhenius AcidsArrhenius Bases
- 58. Multiple ChoiceWhich donates protons?Brønsted-Lowry AcidsBrønsted-Lowry BasesArrhenius AcidsArrhenius Bases
- 59. Multiple ChoiceWhen a hydrogen ion is released what does the solution become?BasicAcidicAmphotericProton
- 60. Multiple ChoiceWhen a hydroxide ion is released what does the solution become?BasicAcidicAmphotericProton
- 61. Multiple Choice
What is the Bronsted-Lowry base in the following equation?
PO43-
HNO3
NO3-
HPO42-
- 62. Multiple Choice
How do Bronsted-Lowry conjugate acid-base pairs differ?
differ by one H+
Differ by one OH-
Differ by two H+
Differ by some number of H+
- 63. Multiple Choice
Which of the following correctly identifies an acid-base pair?
HCl, NaOH
H2CO3 , CO32-
H3O+ , OH-
NH3, NH4+
- 64. Multiple Choice
Which of the following correctly identifies an Acid-Base Pair?
HH4+ , OH-
H2O , OH-
CaCO3 ,CaCl2
HNO3 , H2SO4
- 65. Multiple Choice
Given the reaction above, which compound is the Bronsted-Lowry Acid?
NH3
HCl
NH4+
Cl-
- 66. Multiple Choice
Given the reaction above, which compound is the Bronsted-Lowry Conjugate base, if HCl is the acid?
NH3
NH4+
Cl-
- 67. Multiple ChoiceA compound that donates H+ ions isA Bronsted-Lowry AcidAn Arrhenius AcidA Bronsted-Lowry BaseAn Arrhenius Base
- 68. Multiple Choice
A substance that remains in a reaction where a base has accepted an H+ ion is?
An acid
A Base
A Conjugate Acid
A Conjugate Base
- 69. Multiple ChoiceWhich of the following is transferred between a conjugate acid-base pair?An ElectronA OH- ionA ProtonA Neutron
- 70. Multiple Choice
According to Bronsted-Lowry, water is amphoteric. This means it
Always loses protons to form OH-
Always gains protons to form H3O+
Can lose or gain protons (H+) to act as an acid or a base
Is Switzerland (Always stays neutral)
- Answer choicesTagsAnswer choicesTags