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CHEM 120 Midterm Exam, CHEM 120: Introduction to General, Organic & Biological Chemistry with Lab, Verified and Correct Answers, Chamberlain College of Nursing. $15.49
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CHEM 120 Midterm Exam, CHEM 120: Introduction to General, Organic & Biological Chemistry with Lab, Verified and Correct Answers, Chamberlain College of Nursing.
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CHEM 120 Midterm Exam, CHEM 120: Introduction to General, Organic & Biological Chemistry with Lab, Verified and Correct Answers, Chamberlain College of Nursing.

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  • 3 de mayo de 2023
  • 32
  • 2022/2023
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  • chem 120 midterm exam
  • chem 120 introduction to general
  • organic amp biological chemistry with lab
  • verified and correct answers
  • chamberlain college of nursing

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  • CHEM 120, Chamberlain College of Nursing
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CHEM 120 Week 4 Midterm Exam
Course Number:CHEM120
Course Title:Introduction to General,Organic & Biological Chemistry with Lab

 Correct Question & Answers
 Secure high grade
 Best feedback (rated) document by students

,Grade Details - All Questions




1. Question :
(TCO 3) The maximum number of electrons that may reside in the n=1
energy level is


Student Answer: 2.


3.


8.


10.


18.


Instructor Explanation: Chapter 3


2. Question :
(TCO 3) How many electrons are in a potassium atom?


Student Answer: 15


19


23


39


84


Instructor Explanation: Chapter 3


3. Question :
(TCO 3) Which is an impossible electron configuration?

, Student Answer: 1s2 2s2


1s2 2s2 2p4


1s3 2s2 2p4


1s2 2s2 2p4 3s1


1s2 2s2 2p4 3s2


Instructor Explanation: Chapter 3


4. Question :
(TCO 3) The ground element with the ground state electron
configuration of 1s2 2s2 2p6 3s2 is


Student Answer: Mg.


Ca.


Mn


Na.


Ne.


Instructor Explanation: Chapter 3


5. Question :
(TCO 3) Which substance has ionic bonds?


Student Answer: K2S


CO3


CCl4

, N2


NH3


Instructor Explanation: Chapter 4


6. Question :
(TCO 3) A nitride ion is _____.


Student Answer: N+


N2-


N


N3+


N3-


Instructor Explanation: Chapter 4


7. Question :
(TCO 3) The correct name for the compound N2O3 is _____.


Student dinitrogen trioxide
Answer:


nitrogen oxide


nitrogen trioxide


dinitride trioxide


dinitrogen oxide


Instructor Chapter 4; According to the rules of naming for covalent compounds, the correct
Explanation: name of N2O3 is dinitrogen trioxide. The first nonmetal is named by its elemental
name. The second nonmetal is named by its elemental name plus -ide. There are 2
nitrogens, so you add the prefix di-. There are 3 oxygens, so you add the prefix tri-.

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