Trigonal pyramidal Study guides, Class notes & Summaries
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CEM 141 Final Exam Questions and Answers Already Passed
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CEM 141 Final Exam Questions and 
 
Answers Already Passed 
 
If one carbon wants 4 bonds, how many bonding orbitals can it have? 
A. 1 
B. 2 
 
C. 3 
 
D. 4 D 
 
In graphite how many carbons is each carbon attached to? 
A. 2 
B. 3 
 
C. 4 
 
D. 5 B 
 
How many orbitals should "mix" to form 3 bonds? 
A. 2 
B. 3 
 
C. 4 
 
D. 5 B 
 
How many different compounds can you draw from C5H12? 
A. 2 
B. 3 
 
C. 4 
D. 5 
 
E. 6 B 
 
What is the formal charge on H for NH4+? 
A. +1 
B. -1 
C. +2 
 
D. -2 ...
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CHEM 1311 CHAPTER 10: CHEMICAL BONDING II: MOLECULAR GEOMENTRY AND HYBRIDIZATION OF ATOMIC ORBITALS
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Chapter 10: Chemical Bonding II: Molecular Geometry and 
Hybridization of Atomic Orbitals 
1. Give the number of lone pairs around the central atom and the molecular geometry of 
CBr4. 
A) 0 lone pairs, square planar D) 1 lone pair, trigonal bipyramidal 
B) 0 lone pairs, tetahedral E) 2 lone pairs, square planar 
C) 1 lone pair, square pyramidal 
Ans: B Category: Medium Section: 10.1 
2. Give the number of lone pairs around the central atom and the molecular geometry of 
SCl2. 
A) 0 lone pairs, ...
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CEM 141 Final Questions and Answers(A+ Solution guide)
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If one carbon wants 4 bonds, how many bonding orbitals can it have? 
A. 1 
B. 2 
C. 3 
D. 4 - AnswerD 
In graphite how many carbons is each carbon attached to? 
A. 2 
B. 3 
C. 4 
D. 5 - AnswerB 
How many orbitals should "mix" to form 3 bonds? 
A. 2 
B. 3 
C. 4 
D. 5 - AnswerB 
How many different compounds can you draw from C5H12? 
A. 2 
B. 3 
C. 4 
D. 5 
E. 6 - AnswerB 
What is the formal charge on H for NH4+?A. +1 
B. -1 
C. +2 
D. -2 
E. 0 - AnswerE 
What is the formal charge on O for OH-? 
...
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CHEM 101L Lab 6: Molecular Geometry: The VSEPR Model FALL 2023 (Straighterline)
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Select one: 
a. Linear 
b. Trigonal Planar 
c. Bent 
d. Trigonal Pyramidal 
The three-dimensional manner in which the atoms of a molecule project into space is 
important because it affects which of the following 
Select one: 
a. Physical properties 
b. Solubility 
c. Melting point 
d. All of the above 
What is the predicted bond angle for a molecule with a trigonal bipyramidal geometry? 
Select one: 
a. 90 
b. 120 
c. 180 
d. Only A and B are correct 
Which elements have a complete outer electr...
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Test Bank For Lehninger Principles of Biochemistry 7th Edition By Favid L. Nelson, Micheal M. Cox| All Chapters| Complete Questions and Answers (LATEST VERSION).
- Exam (elaborations) • 478 pages • 2023
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Test Bank For Lehninger Principles of Biochemistry 7th Edition By Favid L. Nelson, Micheal M. Cox| All Chapters| Complete Questions and Answers (LATEST VERSION). 
1. In a bacterial cell, the DNA is in the: 
A) cell envelope. 
B) cell membrane. 
C) nucleoid. 
D) nucleus. 
E) ribosomes. 
2. A major change occurring in the evolution of eukaryotes from prokaryotes was the 
development of: 
A) DNA. 
B) photosynthetic capability. 
C) plasma membranes. 
D) ribosomes. 
E) the nucleus. 
3. In eukaryotes,...
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TEST BANK LEHNINGER PRINCIPLES OF BIOCHEMISTRY 7 th EDITION BY NELSON ALL CHAPTERS INCLUDED LATEST UPDATE 2024.
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TEST BANK LEHNINGER 
PRINCIPLES OF BIOCHEMISTRY 
7 
th EDITION BY NELSON ALL 
CHAPTERS INCLUDED LATEST 
UPDATE 2024. 
Page 1 of 648 
Page 1 
1.1 
1. In a bacterial cell, the DNA is in the: 
A) cell envelope. 
B) cell membrane. 
C) nucleoid. 
D) nucleus. 
E) ribosomes. 
2. A major change occurring in the evolution of eukaryotes from prokaryotes was the 
development of: 
A) DNA. 
B) photosynthetic capability. 
C) plasma membranes. 
D) ribosomes. 
E) the nucleus. 
3. In eukaryotes, the nucleus is e...
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Part 1 of 4 - 28.0/ 40.0 Points Question 1 of 25 0.0/ 4.0 Points `Use Lewis theory to draw the structure of the sulfate polyatomic ion. What would you find surrounding the central atom of this ion? • A. two bonding and two unshared pairs of electrons. • B
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Part 1 of 4 - 28.0/ 40.0 Points 
Question 1 of 25 
0.0/ 4.0 Points 
`Use Lewis theory to draw the structure of the sulfate polyatomic ion. What would you find 
surrounding the central atom of this ion? 
• 
A. two bonding and two unshared pairs of electrons. 
• 
B. three bonding and one unshared pair of electrons. 
• 
C. two double bonds and no unshared pairs of electrons. 
• 
D. one bonding and three unshared pairs of electrons. 
• 
E. none of the above. 
Feedback: Lewis structures are...
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Test Bank For Lehninger Principles of Biochemistry 7th Edition By Favid L. Nelson, Micheal M. Cox| All Chapters| Complete Questions and Answers (LATEST VERSION).
- Exam (elaborations) • 478 pages • 2023
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Test Bank For Lehninger Principles of Biochemistry 7th Edition By Favid L. Nelson, Micheal M. Cox| All Chapters| Complete Questions and Answers (LATEST VERSION). 
1. In a bacterial cell, the DNA is in the: 
A) cell envelope. 
B) cell membrane. 
C) nucleoid. 
D) nucleus. 
E) ribosomes. 
2. A major change occurring in the evolution of eukaryotes from prokaryotes was the 
development of: 
A) DNA. 
B) photosynthetic capability. 
C) plasma membranes. 
D) ribosomes. 
E) the nucleus. 
3. In eukaryotes,...
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MLS 121 Laboratory Prelim Exam questions with correct answers | updated 2024
- Exam (elaborations) • 56 pages • 2024
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MLS 121 Laboratory Prelim Exam questions with correct answers | updated 20245/20/22, 11:48 AM MLS 121 Laboratory Prelim Exam 

Student Identification 0 of 0 points 
Kindly complete the data below. 
MLS 121 Laboratory Prelim Exam Total points 69/100 
Good Day! 
The PRELIM examination is a 100-POINT (95 ITEMS) ONLINE EXAM that will utilize a 
Google Form. It is composed of Multiple Choice questions that is answerable within TWO 
HOURS ONLY. The examination shall cover Activities 1 and 2. The exam...
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General Chemistry 112 Exam Final questions with correct answers
- Exam (elaborations) • 8 pages • 2023
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Energy (decreases/increases) with increasing wavelength? CORRECT ANSWER decreases 
 
Energy (decreases/increases) with increasing frequency? CORRECT ANSWER increases 
 
The energy gaps between levels (decrease/increase) as the energy levels increase (n=1 to n=2 to n=3, etc.) CORRECT ANSWER decreases 
 
The O-Si-O bond angles in SiO₂ (quartz) are closest to... CORRECT ANSWER 110° 
 
A molecule with 0 lone pairs and 2 bonding electron pairs would be? CORRECT ANSWER linear 
 
A molecule with 1 l...
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