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Chem 210 Exam #1 100%Accurate.
For N carbons that are closed shell, uncharged, no multiple bonds, no rings, there are ___________ binding sites - ANSWER2N + 2 
 
Unit of unsaturation = - ANSWERnumber of rings + number of double bonds 
 
To find units of unsaturation in a formula: __________________ - ANSWERmax number of hydrogens possible = 2N + 2 
subtract hydrogens we have from max number 
divide by 2 
 
How to create a hydrocarbon equivalent: 
with monovalents (ex: P): 
with divalents (ex: O2): 
with trivalents (ex: O3): ...
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- Exam (elaborations)
- • 1 pages •
For N carbons that are closed shell, uncharged, no multiple bonds, no rings, there are ___________ binding sites - ANSWER2N + 2 
 
Unit of unsaturation = - ANSWERnumber of rings + number of double bonds 
 
To find units of unsaturation in a formula: __________________ - ANSWERmax number of hydrogens possible = 2N + 2 
subtract hydrogens we have from max number 
divide by 2 
 
How to create a hydrocarbon equivalent: 
with monovalents (ex: P): 
with divalents (ex: O2): 
with trivalents (ex: O3): ...
PSU Chem 210 Final Review Questions & Answers(Graded A)
E2 Reaction - ANSWEROne-Step with no intermediates, Base takes off proton + LG leaves with double bond formation. 
 
What type of carbons do E2 rxns favor? - ANSWERTertiary 
 
What is a Zaitsev product? - ANSWERDouble bond formation on more substituted carbon 
 
What is a Hoffman product? - ANSWERDouble bond formation on less substituted carbon 
 
When using a stericallly hindered base (t-BuOK, LDA), which product is more favorable? - ANSWERHoffman 
 
When using Eto- or less sterically hindered ...
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- Exam (elaborations)
- • 3 pages •
E2 Reaction - ANSWEROne-Step with no intermediates, Base takes off proton + LG leaves with double bond formation. 
 
What type of carbons do E2 rxns favor? - ANSWERTertiary 
 
What is a Zaitsev product? - ANSWERDouble bond formation on more substituted carbon 
 
What is a Hoffman product? - ANSWERDouble bond formation on less substituted carbon 
 
When using a stericallly hindered base (t-BuOK, LDA), which product is more favorable? - ANSWERHoffman 
 
When using Eto- or less sterically hindered ...
CHEM 210: Exam 3 Reagents 100% Accurate.
H-X 
CCl4 - ANSWERADD STRONG ACIDS, 
-hydrohalogens 
- Mark w H-shift + cat. (X= Cl, Br, I) 
SYN+ANTI 
 
H2O 
H2SO4 - ANSWERADD WEAK ACIDS, 
-hydration 
-Mark 
SYN + ANI 
 
Cl2, Br2, I2 
CCl4 - ANSWERADD X2 (Cl, Br, I), 
halogenation 
ANTI 
 
Cl2, Br2, I2 
H2O / R-OH - ANSWERADD halogen and OH 
halohydrin 
ANTI 
 
1) NCS, NBS, NIS 
2) H2O / R-OH - ANSWERADD halogen and OH 
halohydrin 
ANTI 
 
H-OX/ R-OX 
(X=Cl, Br, I) - ANSWERADD halogen (X) and OH 
halohydrin 
ANTI 
 
1) BH3 
2) NaOH, H2...
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- Exam (elaborations)
- • 2 pages •
H-X 
CCl4 - ANSWERADD STRONG ACIDS, 
-hydrohalogens 
- Mark w H-shift + cat. (X= Cl, Br, I) 
SYN+ANTI 
 
H2O 
H2SO4 - ANSWERADD WEAK ACIDS, 
-hydration 
-Mark 
SYN + ANI 
 
Cl2, Br2, I2 
CCl4 - ANSWERADD X2 (Cl, Br, I), 
halogenation 
ANTI 
 
Cl2, Br2, I2 
H2O / R-OH - ANSWERADD halogen and OH 
halohydrin 
ANTI 
 
1) NCS, NBS, NIS 
2) H2O / R-OH - ANSWERADD halogen and OH 
halohydrin 
ANTI 
 
H-OX/ R-OX 
(X=Cl, Br, I) - ANSWERADD halogen (X) and OH 
halohydrin 
ANTI 
 
1) BH3 
2) NaOH, H2...
Chem 210 Exam 1 Questions & Answers(Graded A)
Intermolecular forces - ANSWER- non bonding forces 
- found BETWEEN molecules 
- influence the energy physical properties of the substances 
 
Physical properties examples - ANSWERboiling point, melting point, solubility, color, odor, etc. 
 
T/F: stronger intermolecular forces correlate to a higher boiling point - ANSWERTrue 
 
Kinetic energy - ANSWER- provides the energy needed to overcome intermolecular forces 
 
What is kinetic energy associated with? - ANSWERThe random motion of particles...
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- Exam (elaborations)
- • 10 pages •
Intermolecular forces - ANSWER- non bonding forces 
- found BETWEEN molecules 
- influence the energy physical properties of the substances 
 
Physical properties examples - ANSWERboiling point, melting point, solubility, color, odor, etc. 
 
T/F: stronger intermolecular forces correlate to a higher boiling point - ANSWERTrue 
 
Kinetic energy - ANSWER- provides the energy needed to overcome intermolecular forces 
 
What is kinetic energy associated with? - ANSWERThe random motion of particles...
chem 210 exam 1 Questions & Answers(Graded A)
/F according to the module, a compound with a molecular mass of 3,000 g/mol is considered a macromolecule - ANSWERfalse 
 
T/F biomolecules can have only two functional groups - ANSWERfalse 
 
T/F in a eukaryotic cell, the organelles called peroxisomes serve the purpose of digesting macromolecules - ANSWERfalse 
 
T/F carbon dioxide has a linear molecular shape AND has a bond angle of 120 - ANSWERfalse 
 
of the following, ______ is not a property of carbon 
A. forming ionic bonds 
B. forming cy...
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- Exam (elaborations)
- • 7 pages •
/F according to the module, a compound with a molecular mass of 3,000 g/mol is considered a macromolecule - ANSWERfalse 
 
T/F biomolecules can have only two functional groups - ANSWERfalse 
 
T/F in a eukaryotic cell, the organelles called peroxisomes serve the purpose of digesting macromolecules - ANSWERfalse 
 
T/F carbon dioxide has a linear molecular shape AND has a bond angle of 120 - ANSWERfalse 
 
of the following, ______ is not a property of carbon 
A. forming ionic bonds 
B. forming cy...
Chem 210 Exam 1 100% Accurate(GRADED A+)
Saturated hydrocarbons equation - ANSWERCnH(2n+2) 
 
Units of unsaturation equation - ANSWER[(2n+2)-(#H)-(#monovalent)+(#trivalent)]/2 
 
Most significant resonance feature - ANSWERClosed shell > open shell 
 
Second most significant resonance feature - ANSWERUncharged > charged 
 
Third most significant resonance feature - ANSWERElectrons on electronegative atoms 
 
Least significant resonance feature - ANSWERAvoid same charges on adjacent atoms (+/+ and -/-) 
 
When are electrons delocal...
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- Exam (elaborations)
- • 3 pages •
Saturated hydrocarbons equation - ANSWERCnH(2n+2) 
 
Units of unsaturation equation - ANSWER[(2n+2)-(#H)-(#monovalent)+(#trivalent)]/2 
 
Most significant resonance feature - ANSWERClosed shell > open shell 
 
Second most significant resonance feature - ANSWERUncharged > charged 
 
Third most significant resonance feature - ANSWERElectrons on electronegative atoms 
 
Least significant resonance feature - ANSWERAvoid same charges on adjacent atoms (+/+ and -/-) 
 
When are electrons delocal...
Chem 210, Exam 5 (Final), Patell Questions & Answers(Graded A+)
What is the difference in the properties of a solid, liquid, or gas reflect the strengths of the attractive forces between the molecules that make up each phase? - ANSWERintermolecular forces 
 
What are the examples of intermolecular forces? - ANSWERdispersion, dipole-dipole, hydrogen bonding 
 
Dipole-dipole interactions are attractive forces that act between ______ molecules. - ANSWERpolar 
 
Polar molecules have permanent dipoles. The positive end of one permanent dipole is attracted to the ...
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- Exam (elaborations)
- • 7 pages •
What is the difference in the properties of a solid, liquid, or gas reflect the strengths of the attractive forces between the molecules that make up each phase? - ANSWERintermolecular forces 
 
What are the examples of intermolecular forces? - ANSWERdispersion, dipole-dipole, hydrogen bonding 
 
Dipole-dipole interactions are attractive forces that act between ______ molecules. - ANSWERpolar 
 
Polar molecules have permanent dipoles. The positive end of one permanent dipole is attracted to the ...
CHEM 210: exam 1 100% Correct(GRADED A+)
atomic size trend on periodic table - ANSWERincreases to the left and down 
 
electronegativity trend on periodic table - ANSWERincreases up and to the right 
 
formal charge calculation - ANSWERFC= #V - #nbe - (1/2 * bonding) 
 
units of unsaturation calculation - ANSWER((2C + 2) - # of H - # of HAL - # of N)) /2 
 
a ring has how many u.u - ANSWER1 
 
double bond u.u - ANSWER1 
 
triple bond - ANSWER2 u.u 
 
case one for resonance - ANSWERatom with nbe next to an open shell atom 
 
case two fo...
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- Exam (elaborations)
- • 3 pages •
atomic size trend on periodic table - ANSWERincreases to the left and down 
 
electronegativity trend on periodic table - ANSWERincreases up and to the right 
 
formal charge calculation - ANSWERFC= #V - #nbe - (1/2 * bonding) 
 
units of unsaturation calculation - ANSWER((2C + 2) - # of H - # of HAL - # of N)) /2 
 
a ring has how many u.u - ANSWER1 
 
double bond u.u - ANSWER1 
 
triple bond - ANSWER2 u.u 
 
case one for resonance - ANSWERatom with nbe next to an open shell atom 
 
case two fo...
CHEM 210 Exam 1 100% Accurate.
Chemistry Definition - ANSWERMatter, its properties, and its behavior. 
 
Filtration - ANSWERSolid substances are separated from liquids and solutions. 
 
Distillation - ANSWERUses differences in boiling points of substances to separate a homogeneous mixture into its components. 
 
Chromatography - ANSWERSeparates substances on basis of differences in solubility in a solvent. 
 
Temperature - ANSWERMeasure of average kinetic energy of the particles in a sample. 
 
Accuracy - ANSWERProximity of m...
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- Exam (elaborations)
- • 1 pages •
Chemistry Definition - ANSWERMatter, its properties, and its behavior. 
 
Filtration - ANSWERSolid substances are separated from liquids and solutions. 
 
Distillation - ANSWERUses differences in boiling points of substances to separate a homogeneous mixture into its components. 
 
Chromatography - ANSWERSeparates substances on basis of differences in solubility in a solvent. 
 
Temperature - ANSWERMeasure of average kinetic energy of the particles in a sample. 
 
Accuracy - ANSWERProximity of m...
Chem 210 Exam II Questions & Answers 100% Accurate.
electrophiles - ANSWERelectron seeking reagents that have room to accept a electron pair 
 
nucleophiles - ANSWERreagents seeking a nucleus to which to donate a pair of electrons 
 
proton transfer or protonation reaction - ANSWERthe transfer of a proton from one base to another 
 
transition state - ANSWERlying between the products and reactants 
 
free energy of activation (delta G double dagger) - ANSWERthe height of the barrier, the energy that the reactants attain in reaching the the transi...
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- • 4 pages •
electrophiles - ANSWERelectron seeking reagents that have room to accept a electron pair 
 
nucleophiles - ANSWERreagents seeking a nucleus to which to donate a pair of electrons 
 
proton transfer or protonation reaction - ANSWERthe transfer of a proton from one base to another 
 
transition state - ANSWERlying between the products and reactants 
 
free energy of activation (delta G double dagger) - ANSWERthe height of the barrier, the energy that the reactants attain in reaching the the transi...
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