Organic Chemistry 1 ACS Questions
Final Exam
(Latest 2025-2026 Edition) 100% Verified Q&A + Answer
100+
Key Solutions
VERIFIED ANSWERS
Question 1
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
Question 2
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)?
This structure has one positive charge and one negative charge.
This structure has one positive charge but no negative charges.
This structure has one negative charge but no positive charges.
This structure has no formal charges.
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,Question 3
sp2-sp3
Correct Answer
The indicated σ bond results from the overlap of which orbitals?
sp2-sp2
sp-sp3
sp-sp2
sp2-sp3
Question 4
Trigonal planar
Correct Answer
Of the following molecular geometries, which has the largest bond angle?
Pyramidal
Tetrahedral
Trigonal planar
Bent
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,Question 5
13
Correct Answer
How many σ bonds are in the following compound?
8
9
13
14
Question 6
Y, because the dipole moments do not fully cancel.
Correct Answer
Which compound has the higher boiling point? Explain briefly.
X, because the dipole moments are far apart.
Y, because the dipole moments do not fully cancel.
Y, because it is less branched.
X, because it is more linear.
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, Question 7
6
Correct Answer
How many hydrogen atoms are in the compound represented by the following bond-line drawing?
5
6
7
8
Question 8
D) 9 5
Correct Answer
The compound represented by the following bond-line drawing has how many carbon atoms and how many π bonds?
C atoms
π bonds
(a)
10 6
(b)
10 5
(c)
96
(d)
95
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Final Exam
(Latest 2025-2026 Edition) 100% Verified Q&A + Answer
100+
Key Solutions
VERIFIED ANSWERS
Question 1
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
Question 2
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)?
This structure has one positive charge and one negative charge.
This structure has one positive charge but no negative charges.
This structure has one negative charge but no positive charges.
This structure has no formal charges.
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,Question 3
sp2-sp3
Correct Answer
The indicated σ bond results from the overlap of which orbitals?
sp2-sp2
sp-sp3
sp-sp2
sp2-sp3
Question 4
Trigonal planar
Correct Answer
Of the following molecular geometries, which has the largest bond angle?
Pyramidal
Tetrahedral
Trigonal planar
Bent
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,Question 5
13
Correct Answer
How many σ bonds are in the following compound?
8
9
13
14
Question 6
Y, because the dipole moments do not fully cancel.
Correct Answer
Which compound has the higher boiling point? Explain briefly.
X, because the dipole moments are far apart.
Y, because the dipole moments do not fully cancel.
Y, because it is less branched.
X, because it is more linear.
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, Question 7
6
Correct Answer
How many hydrogen atoms are in the compound represented by the following bond-line drawing?
5
6
7
8
Question 8
D) 9 5
Correct Answer
The compound represented by the following bond-line drawing has how many carbon atoms and how many π bonds?
C atoms
π bonds
(a)
10 6
(b)
10 5
(c)
96
(d)
95
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