Sorry, but answer a is not the right answer.
Please try again.
|
Answer b is incorrect.
Please read the question again and make another choice.
|
No, c is a wrong answer.
Please repeat this question.
|
This answer, d, is incorrect.
Please review this question and try again.
|
Answer e is a wrong answer.
Please repeat this question.
|
Yes! That's the right answer!
Now move to the next question.
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Right! You chose the correct answer!
Continue with the next question.
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You are right!
Move along to the next question.
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Good choice! That's the right answer!
Now for the next question.
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You picked the correct answer!
Continue to the next question.
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| CHM 115 |
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Interactive Quiz #4 |
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Dr. Robert E. Belford |
This quiz comprises 10 questions. This is a practice quiz and should be taken after you have studied. Do not guess, but use the rules covered in class. This is only for your benefit, and guessing will not help you pass the course.
Jump to Question #1.
DO NOT CLICK THE MOUSE BUTTONS. Simply press
AND HOLD DOWN the mouse button over the
identifying letter (a - e) that you choose as the correct answer.
A message will appear on the screen giving you the result of your
choice.
If you picked a wrong answer, release the mouse button and try
again.
If you picked the right answer the computer will move you to the
next question as soon as you release the mouse button.
If you have any problems with the cursor or with a message that
remains on the screen when you release the mouse button, try
- 1) moving the mouse around
- 2) clicking on the identifying letter you chose.
One of these procedures should clear the screen and let you
proceed.
This is a practice quiz. As you proceed through the questions
below, try choosing both right answers and wrong answers to see
what happens with each.
You can start now with Question #1.
Predict the products for the following reactions:
01. Na2SO4(aq) + PbCl2(aq) -->
- a PbSO4(aq) and Na2Cl2(aq)
- b PbSO4(s) and NaCl(aq)
- c PbSO4(aq) and NaCl(aq)
- d PbSO4(s) and NaCl(s)
- e PbSO4(s) and Na2Cl2(aq)
02. KOH(aq) + BaCl2 -->
- a KCl2(aq) and BaOH(aq)
- b KCl2(aq) and BaOH(s)
- c KCl(s) and Ba(OH)2(s)
- d KCl(aq) and Ba(OH)2(s)
- e KCl(aq) and Ba(OH)2(aq)
03. H3PO4(aq) + LiOH(aq)
- a Li3PO4(aq) + H2O(aq)
- b Li3PO4(s) + H2O(aq)
- c Li3PO4(s) + H2O(s)
- d LiPO4(aq) + H3OH(aq)
- e LiPO4(s) + H3OH(aq)
Give the balanced net ionic equation for the following reactions:
04. HNO3 + KOH -->
- a KNO3(aq) + H2O(l)
- b H+(aq) + OH-(aq) --> H2O(l)
- c 3KNO3(s) + H2O(l)
- d KNO3(aq) + H2O(l)
- e 3H+(aq) + 3OH-(aq) --> 3H2O(l)
05. H2SO4(aq) + Ca(OH)2(aq) -->
- a SO4-2(aq) + Ca+2(aq) --> CaSO4(s)
- b H+(aq) + 2OH-(aq) --> H2O(l)
- c 2H+(aq) + SO4-2(aq) + Ca+2(aq) + 2OH-(aq) --> CaSO4(s) + 2H2O(l)
- d 2H+(aq) + SO4-2(aq) + Ca+2(aq) + 2OH-(aq) --> CaSO4(aq) + 2H2O(l)
- e no reaction
Identify the oxidation state (number) of the indicated elements for the following compounds:
06. Identify the oxidation state of the sulfur in Cu(SO4) . 6 H2O
- a -2
- b +6
- c +4
- d 0
- e None of these
07. Identify the oxidation state of the chlorine in Al(ClO4)3
- a 7
- b -1
- c 3
- d 5
- e None of these
08. Identify the oxidation state of sulfur in S2O3-2
- a -2
- b 6
- c 4
- d 2
- e None of these
09. Identify the oxidation state of iron in Fe3O4
- a 3
- b -8/3
- c 4
- d8/3
- e None of these
10. Identify the oxidation state of oxygen in LiO2
- a -2
- b -1
- c -1/2
- d 1/2
- e none of the above
11. What is the concentration of an unknown Phosporic acid if it took 35.00 mL of 0.700 M NaOH to neutralize 25.00 mL of the acid?
- a 0.980 M
- b 1.02 M
- c 0.327 M
- d 3.06 M
- e none of the above
You have finished this quiz.
THE END