
Acids & Bases TEST REVIEW (Unit 12)

Quiz
•
Science
•
11th Grade
•
Hard
Standards-aligned
CHARESSE CLARK
Used 3+ times
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A salt is best described as a compound that is formed from the reaction between
an acid and a base.
a strong acid and a weak acid.
a strong base and a weak base.
an acid and water.
Tags
NGSS.MS-PS1-5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these correctly defines the pOH of a solution?
the log of the hydronium ion concentration
the negative log of the hydronium ion concentration
the log of the hydroxide ion concentration
the negative log of the hydroxide ion concentration
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which description correctly characterizes the acidity or basicity of a solution?
The higher the pH is, the more the hydroxide ion concentration decreases and the more acidic the solution becomes.
The higher the pH is, the more the hydroxide ion concentration increases and the more basic the solution becomes.
The lower the pH is, the more the hydronium ion concentration decreases and the more acidic the solution becomes.
The lower the pH is, the more the hydronium ion concentration increases and the more basic the solution becomes.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Consider the reaction below.
NH4+ + H2O NH3 + H3O+
Which is an acid-conjugate base pair?
NH4+ and NH3
NH4+ and H3O+
H2O and NH3
H2O and H3O+
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the definition of a Lewis base?
a substance that donates a proton
a substance that donates electrons to form a covalent bond
a substance that accepts electrons to form a covalent bond
a substance that when dissolved in water increases hydrogen ion concentration
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following substances is an Arrhenius acid?
BF3
HCN
NH3
Mg(OH)2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lewis acids and bases are most closely associated with which process?
proton transfer
electron transfer
the formation of aqueous ions
the formation of a conjugate acid or base
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