pH and Solubility Quiz Review Game
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Transcript of pH and Solubility Quiz Review Game
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pH and Solubility Quiz Review Game
4 / 14 / 09
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Admit Slip
pH is the measurement of ______ ions in a solution.
It can tell us whether a solution is ______ , _______ , or _______ .
Which of the following compounds is soluble? KNO3 or PbOH
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Objectives
Students will be able to: Convert between pH, pOH, [H+], and
[OH-] Predict whether an ionic compound will
be soluble or insoluble Distinguish between strong and weak
acids/bases Distinguish between Arrhenius and
Bronsted-Lowry acids/bases
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Game Rules
Students will choose a group of up to 4 players.
Students will write all answers down on a piece of paper. No calling out.
The winning group will receive 3 bonus quiz points.
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Question 1 – 200 points
Acids taste _______ and have a pH between:
a) 7 and 14b) 10 and 14c) 5 and 8d) 0 and 7
sour
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Question 2 – 200 points
Bases feel _______ and have a pH between:
a) 7 and 14b) 10 and 14c) 5 and 8d) 0 and 7
slippery
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Question 3 - 200 points
Strong acids have a pH of:
a) 0 to 7b) 4 to 7c) 0 to 4
d) 5 to 8
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Question 4 - 200 points
Strong bases have a pH of:
a) 7 to 10b) 10 to 14c) 0 to 14
d) 5 to 8
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Question 5 - 200 points
Neutral solutions have a pH of what number?
7
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Question 6 - 200 points
A solution with a pH of 5 would be a:
strong acid weak acid strong base weak base neutral
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Question 7 - 400 points
In a neutralization reaction, an acid and a base are reacted. What are the two products of a neutralization reaction?
water and a salt
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Question 8 - 400 points
The Arrhenius definition of an acid is that it gives off which ion?
H+ hydrogen ion
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Question 9 - 400 points
The Arrhenius definition of a base is that it gives off which ion?
OH- hydroxide ion
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Question 10 - 400 points
The Bronstead-Lowry definition of an acid says that it is a:
proton acceptor proton donor proton borrower
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Question 11 - 400 points
The Bronsted-Lowry definition of a base is that it is a:
proton acceptor proton donor proton borrower
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Question 12 - 200 points
What is the pH of a solution with a concentration of H+ ions [H+] of 10-5 M?
5
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Question 13 - 200 points
What is the pH of a solution with a concentration of H+ ions [H+] of 0.001 M?
3
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Question 14 - 200 points
What is the pH of a solution with a pOH of 9?
5
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Question 15 - 200 points
What is the pH of a solution with a [OH-] of 10-4?
10
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Question 16 - 200 points
If you have the pH, how do you get the [H+]?
10 * pH 10pH
10 / pH 10-pH
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Question 17 - 200 points
What is the [H+] of a solution with a pH of 4?
10-4 M or 0.0001 M
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Question 18 - 100 point bonus
How would you find the pH of a solution if the [H+] was 0.0352 M instead of something simple like 0.001 M ?
pH = -log [H+]
you would use the log button on your calculator
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Question 19 - 400 points
What is the pH of a solution with a [OH-] of 0.00001 M?
9
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Question 20 - 400 points
What is the [H+] of a solution with a pOH of 2?
10-12 M
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Question 21 - 400 points
What is the [H+] of a solution with a [OH-] of 10-3 ?
10-11 M
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Solubility
Please refer to your solubility table.
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Question 22 - 200 points
What types of compounds are very soluble?
hydroxides and oxalates sulfates and carbonates nitrates and alkali metals heavy metals
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Question 23 - 200 points
What types of compounds are almost always insoluble?
nitrates and oxalates sulfates and alkali metals nitrates and alkali metals heavy metals
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Question 24 - 200 points
A precipitate is:a) A solid that forms within a solutionb) A solid that is insoluble / doesn’t want to
dissolvec) A product of a reactiond) All of the above
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Question 25 - 400 points
Which of the following compounds would be soluble?
MgCO3 magnesium carbonate KCl potassium chloride Hg(NO3)2 mercury nitrate
Sr(OH)2 strontium hydroxide
There are two answers!
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Question 26 - 400 points
Which of the following compounds would be insoluble?
ZnCl2 zinc chloride LiOH lithium hydroxide NH4NO3 ammonium nitrate
PbCO3 lead carbonate
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Question 27 - 200 points
Between HCl and citric acid, which is a strong acid?
HCl, hydrochloric acid
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Question 28 - 200 points
If there is equal molarity of HCl and citric acid, which would have the lower, more acidic pH?
HCl, hydrochloric acid
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Question 29 - 400 points
What is the difference between a strong acid and a weak acid?
A weak acid dissociates completely and has a lower pH
A strong acid does not dissociate completely and has a lower pH
A weak acid does not dissociate completely and has a higher pH
A strong acid dissociates completely and has a higher pH