For more exams
Email;
CHM1020_L00_20_21 - General
Chemistry I Lab Exam 2: latest updated
questions and answers
Lab Exam 2
Due May 18 at 11:59pm Points 25 Questions 22
Available May 12 at 12am - May 30 at 11:59am 18 days Time Limit 230 Minutes
Allowed Attempts 2
Instructions
Please read each question carefully, especially the instructions for how to properly
select or enter your answer. You may need a calculator. You have 2 attempts to
determine the correct answer, and this exam is timed. You will have 3 hours and 50
minutes (230 minutes) to complete this exam. While this should be more than enough
time, if you find yourself running out of time, please make sure to answer those
questions that you can answer before time is up. Also, note that some questions are
worth more points than others. Any multi-part questions typically are worth one point
for each part in them.
Note, for fill in the blank questions, if Canvas counts your answer incorrect, and you
believe the answer is correct, do not worry. You may have entered the answer correctly,
Attempt Time Score
LATEST Attempt 1 117 minutes 19.17 out of 25
Answers will be shown after your last attempt
Score for this attempt: 19.17 out of 25
Submitted May 18 at 7:17pm
This attempt took 117 minutes.
Incorrect
Question 1 pts
For more exams
Email;
,For more exams
Email;
but Canvas was not preprogrammed with the exact phrase or wording that you have
chosen (this is normal). You Instructor will go through and make sure that your
answers are accurately scored. Nevertheless, feel free at any time to let your Instructor
know if this happens.
Take the Quiz Again
Attempt History
Question 3 pts
For more exams
Email;
, For more exams
Email;
If you have a polyatomic anion of Ammonium (NH41+), how
many valence electrons must your Lewis Structure have? Please
type in your numerical answer in the space below. Any entry
other than your numerical value will result in the answer being
counted as incorrect.
You are determining the type of bond that would form between two
atoms. Suppose you a bond forms between an oxygen atom and an
aluminum atom. What is the magnitude of the (absolute value of)
electronegativity difference? Please type in your numerical answer in the
space below. Any entry other than your numerical value will result in the
answer being counted as incorrect.
1.83
Use an electronegativity table.
Question 2 pts
If you have a molecule of ethylene (C2H4), how many valence
electrons must your Lewis Structure have? Please type in your
numerical answer in the space below. Any entry other than
your numerical value will result in the answer being counted as
incorrect.
12
Correct!
For more exams
Email;
Email;
CHM1020_L00_20_21 - General
Chemistry I Lab Exam 2: latest updated
questions and answers
Lab Exam 2
Due May 18 at 11:59pm Points 25 Questions 22
Available May 12 at 12am - May 30 at 11:59am 18 days Time Limit 230 Minutes
Allowed Attempts 2
Instructions
Please read each question carefully, especially the instructions for how to properly
select or enter your answer. You may need a calculator. You have 2 attempts to
determine the correct answer, and this exam is timed. You will have 3 hours and 50
minutes (230 minutes) to complete this exam. While this should be more than enough
time, if you find yourself running out of time, please make sure to answer those
questions that you can answer before time is up. Also, note that some questions are
worth more points than others. Any multi-part questions typically are worth one point
for each part in them.
Note, for fill in the blank questions, if Canvas counts your answer incorrect, and you
believe the answer is correct, do not worry. You may have entered the answer correctly,
Attempt Time Score
LATEST Attempt 1 117 minutes 19.17 out of 25
Answers will be shown after your last attempt
Score for this attempt: 19.17 out of 25
Submitted May 18 at 7:17pm
This attempt took 117 minutes.
Incorrect
Question 1 pts
For more exams
Email;
,For more exams
Email;
but Canvas was not preprogrammed with the exact phrase or wording that you have
chosen (this is normal). You Instructor will go through and make sure that your
answers are accurately scored. Nevertheless, feel free at any time to let your Instructor
know if this happens.
Take the Quiz Again
Attempt History
Question 3 pts
For more exams
Email;
, For more exams
Email;
If you have a polyatomic anion of Ammonium (NH41+), how
many valence electrons must your Lewis Structure have? Please
type in your numerical answer in the space below. Any entry
other than your numerical value will result in the answer being
counted as incorrect.
You are determining the type of bond that would form between two
atoms. Suppose you a bond forms between an oxygen atom and an
aluminum atom. What is the magnitude of the (absolute value of)
electronegativity difference? Please type in your numerical answer in the
space below. Any entry other than your numerical value will result in the
answer being counted as incorrect.
1.83
Use an electronegativity table.
Question 2 pts
If you have a molecule of ethylene (C2H4), how many valence
electrons must your Lewis Structure have? Please type in your
numerical answer in the space below. Any entry other than
your numerical value will result in the answer being counted as
incorrect.
12
Correct!
For more exams
Email;
