Trigonal planar - Study guides, Class notes & Summaries
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CHM 1045 Lab Exam Questions and Correct Answers | Latest Update | A+
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covalent bonds form based on 
Ans:the sharing of electrons that provides an octet of electrons for each 
most energetically stable elements in the periodic table 
Ans:noble gases 
noble gases are also referred to as 
Ans:inert gases 
octet rule 
Ans:all atoms should strive to have 8 electrons in their outermost shell to achieve the most 
energetically stable state 
valence electrons 
Ans:electrons found in the highest energy shell of an atom (aka the highest principle quantum 
number, n, shell...
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CHEM102 UPDATED Test Questions and CORRECT Answers
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Carbon's ability to form ________ bonds and to form those bonds with a number of different 
elements results in its potential to form many different compounds.Four 
What types of bonds can carbon atoms form?Single, double (trigonal planar geometry), 
and triple (linear geometry) bonds. 
Ethene 
Ethyne 
Carbon, more than any other element, can bond to itself to form what three 
structures?Chain, branched, and ring structures. 
Carbon chains exist relatively peacefully in an ____________-rich ...
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Organic Chemistry 1 ACS Questions Final Exam Over 100 Updated Correct Questions and Answers 100% Already A+ Graded
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Organic Chemistry 1 ACS Questions Final Exam Over 100 Updated Correct Questions and Answers 100% Already A+ Graded 
 
sp, linear - CORRECT ANSWER-Which is the correct hybridization state and geometry for the carbon atom in HCN? 
sp, linear 
sp2, trigonal planar 
sp3, tetrahedral 
None of the above 
 
This structure has one positive charge and one negative charge. - CORRECT ANSWER-The following structure has been drawn without formal charges. Which statement describes the missing formal charge(s)...
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VSEPR Memorization Practice (HONORS) Questions with well explained answers
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2 electron groups, 0 lone pairs...what is the electron pair arrangement? And what is the molecular 
geometry? - EPA = linear, MG = linear 
3 electron groups, 0 lone pairs...what is the electron pair arrangement? And what is the molecular 
geometry? - EPA = trigonal planar, MG = trigonal planar 
4 electron groups, 0 lone pairs...what is the electron pair arrangement? And what is the molecular 
geometry? - EPA = tetrahedral, MG = tetrahedral 
5 electron groups, 0 lone pairs...what is the electron ...
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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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MLS 121 Laboratory Prelim Exam questions with correct answers | updated 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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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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OCR Chemistry Paper 2 exam questions with complete solutions
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describe the structure of Benzene - correct answers: • a cyclic hydrocarbon with 6 carbon, and 6 hydrogen atoms. 
• the bond angle and shape around each carbon is 120' trigonal planar. 
• each C has 4 outer shell electrons; 
 
- 3 of these bond to 2 other carbon atoms, and 1 to a hydrogen atom. - these form a Sigma bond. - a fourth outer shell electron in the 2p orbital is left behind above and below the planes of the carbon atoms. 
 
• the electron in the p-orbital of a carbon atom ov...
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Chemistry - VSEPR molecular geometry Questions with well explained answers
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linear - 2 electron domains 
2 bonding domains 
0 lone pairs 
180 degree angles 
trigonal planar - 3 electron domains 
3 bonding domains 
0 lone pairs 
120 degree angle 
trigonal planar: bent - 3 electron domains 
2 bonding domains 
1 lone pair 
less than 120 degree angles 
tetrahedral - 4 electron domains 
4 bonding domains 
0 lone pairs 
109.5 degree angles 
tetrahedral: trigonal pyramidal - 4 electron domains 
3 bonding domans 
1 lone pair 
less than 109.5 degree angles 
tetrahedral: bent - 4...
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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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