CHM2120/2520 (Fall 2018)

Session Instructor
ABDULLAH AKBAR, PhD
CHM 2120/2520 Midterm and Final Exam Review Sessions.

Your instructor is a Ph.D. graduate from the University of Ottawa specializing in chemistry. With expert guidance you will be able to tackle your problem sets and be ready for your midterms or final exam. Complex mechanisms will be simplified. Difficult concepts will be understood. You will learn how to approach problems through the eyes of an expert and you will become an expert yourself!

Book your Sessions.

Final Exam

(divided into FOUR sessions)

$40

for 4-Hours

Acid/Base, SN/E and Alcohol Oxidation

Review Session Details
  • Understand acid/base chemistry
  • Differentiate between nucleophiles and bases
  • Assess the strength of a negative charge (i.e. lone pairs on Nuc)
  • Learn and differentiate between E2, SN2, E1 and SN1 reactions
  • Affect of solvents on rates of SN an E reactions (using energy diagrams)
  • Alcohol oxidations with PCC and Jones reagent
  • Applying energy diagrams and transition states to questions
  • Drawing molecular orbitals for reaction mechanisms
  • Lots of exam-like questions from recent years to reinforce the above concepts!

CHM2120-Final Exam-Acid/Base, SN/E and Alcohol Oxidation

$40.00

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Date

November 30, 2018 10:30 AM – 2:30 PM, December 6, 2018 10:30 AM – 2:30 PM

$40

for 4-Hours

IR/1H NMR Spectroscopy and Carbonyl Chemistry (Part 1)

Tutoring Session Details
  • How to read and extract information from IR spectra
  • 1H NMR concepts: chemical shift, equivalence, integration and multiplicity explained with examples (this includes simple coupling-tree diagrams)
  • Hydrogen and Deuterium reactions in 1H NMR
  • How to distinguish molecules using 1H NMR
  • Learn to draw 1H NMR spectra from a organic molecule
  • Solving parts of structure with 1H NMR peak "patterns recognition"
  • Learn to correctly connect 1H NMR fragments together for final compound identification
  • Five 1H NMR spectra from past midterms will be disturbed and solved as a group

CHM2120-Final Exam-IR/1H NMR and CC P1

$40.00

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Date

December 1, 2018 10:30 AM – 2:30 PM, December 7, 2018 10:30 AM – 2:30 PM

$40

for 4-Hours

Carbonyl Chemistry (Part 2) and Enolate Chemistry

Review Session Details
  • Learn the mechanism for ALL carbonyl reactions in acidic conditions (this includes acetals and imine formation)
  • Assessing the acidity of alpha-hydrogen
  • Know when you should do an enol/enolate reactions
  • Understanding how to use an enolate against various electrophiles using electron pushing arrows
  • Kinetic versus thermodynamic enols/enolates and when to make them
  • Reacting enolates with carbonyls (ex. Aldol reactions and Claisen reactions)
  • Understanding the complex carbonyl reactions: Bayer-Villiger and Wittig reactions (A simplified approach will be provided)

CHM2120-Final Exam-CC P2 and Enolates

$40.00

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Date

December 2, 2018 10:30 AM – 2:30 PM, December 8, 2018 10:30 AM – 2:30 PM

$30

for 3-Hours

Synthesis and
Retrosynthesis

Review Session Details
  • Key reactions that you must know for synthesis are listed and explained (Includes Organic 1 reactions)
  • Setting you up for synthesis questions using “bond scar” technique
  • Learn to modify functional groups with various reagents
  • Switch between ALL carbonyls during synthesis questions
  • Synthesis type questions from simple to complex
  • Lots of synthesis problems from past exams and seeing how a PhD graduate approaches them

CHM2120/2520: Synthesis and Retrosynthesis

$35.00

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Date

December 13, 2020 11:00 AM – 2:30 PM

Midterm 2

(divided into THREE sessions)

$35

for 3-Hours

IR and 1H NMR
Spectroscopy

Review Session Details
  • This session will cover the above topics and will provide all necessary concepts to answer "2020 Review - Guiding Questions" given by Dr. François Magnan for the CHM2123/2523 final exam.
  • For all lab mechanism, an analysis of by-products and side-products will be provided.
  • Exam-like questions and previous exam questions will be provided and solved

CHM2120/2520: Alcohol Oxidation and Carbonyls

$35.00

  • How to read and extract information from IR spectra
  • A simplified explanation of how NMR works
  • 1H NMR solvents and how acid/base reactions can interfere with signals
  • Main 1H NMR concepts such as chemical shift, equivalence, integration and multiplicity explained with examples (this includes simple coupling-tree diagrams)
  • How to distinguish molecules using 1H NMR (always on midterms)
  • Learn to draw 1H NMR spectra from a organic molecule
  • A list of “1H NMR peak patterns” to help you identify structures!
  • You will be provided with 1H NMR spectra and will solve with instructor (you will learn how an expert approaches these problems)
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Additional information

Date

December 9, 2020 5:30 PM – 9:00 PM

$35

for 3-Hours

Organic 1 Reactions and Synthesis

Tutoring Session Details
  • Review and discuss important Organic Chemistry 1 reactions
  • Learn to answer the correct stereochemistry and regiochemistry without mechanism
  • Key reactions that you must know for synthesis are listed and explained
  • Setting you up for retrosynthesis questions using “bond scar” technique
  • Learn to modify functional groups with various reagents
  • Synthesis type questions from simple to complex
  • Lots of midterm/exam-like questions to reinforce the concepts for Midterm 2!

CHM2120/2520: Enolate and Enamine Chemistry

$35.00

  • Review E2 mechanisms with different bases and conditions
  • Review interpreting/drawing energy diagrams and transition states
  • SN2 mechanism and applying the inversion rule to difficult questions
  • Projecting SN2 reactions in their most stable conformation
  • Differentiating between E2 vs. SN2 vs. E1 vs. SN1
  • Trick questions to help you differentiate between these reactions on your midterm
  • Important reactions from organic chemistry 1 needed for this course explained
  • Relate bonding, non-bonding and antibonding molecular orbitals to E2/E1/SN2 and SN1
  • Many examples from midterms/exams administered at uOttawa!
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Additional information

Date

December 12, 2020 11:00 AM – 2:30 PM

$35

for 3-Hours

Carbonyl
Chemistry

Tutoring Session Details
  • Learn a simplified mechanism for ALL alcohol oxidations
  • Understand the different reagents used for alcohol oxidations (PCC/PDC, Jones etc.)
  • Review reduction of carbonyls (with and without resonance)
  • How to assess the reactivity of a carbonyl as π-bond electrophile
  • Understanding anhydrides and their reactivity
  • Review of general carbonyl mechanisms from Organic I
  • Assessing the equilibrium stability between products and reactants for carbonyl reaction

CHM2120/2520: Carbonyl Chemistry (Part 2)

$35.00

  • Setting you up for synthesis questions using “bond scar” technique
  • Key reactions that you must know for synthesis are listed and explained
  • Learn to modify functional groups with various reagents
  • Watch how an expert breaks down the approach to synthesis questions
  • Synthesis type questions from simple to complex
  • A mix of substitution, elimination and organic chemistry 1 reactions and how to differentiate between them!
  • Lots of midterm/exam-like questions to reinforce the concepts for Midterm 2!
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Date

November 23, 2020 5:30 PM – 9:00 PM

Midterm 1

(divided into THREE sessions)

$35

for 3-Hours

Fundamentals

Review Session Details
  • Each student will receive a Previous Midterms Package.

  • Get a better understanding of atomic and molecular orbitals (this includes drawing bonding, non-bonding and antibonding orbitals)
  • Learn to draw resonance forms (and be able to identify major and minor structures)
  • Comfortably switch between chairs, Newman projections, and line structures
  • Stereochemistry of sp3 (R/S) and alkene (E/Z) structures
  • Learn acid-base chemistry by understanding pKa and how to assess the acidity
  • Many examples from midterms administered at uOttawa!

CHM2120/2520: Fundamentals and Acid/Base Chemistry

$35.00

  • Get a better understanding of atomic and molecular orbitals (this includes drawing bonding, non-bonding and antibonding orbitals)
  • Learn to draw resonance forms (and be able to identify major and minor structures)
  • Comfortably switch between chairs, Newman projections, and line structures
  • Stereochemistry of sp3 (R/S) and alkene (E/Z) structures
  • Learn to become an expert with acid-base chemistry by understanding pKa and how to assess the strength of a lone pair
  • Many examples from midterms/exams administered at uOttawa!
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Additional information

Date

September 25, 2021 10:30 AM – 2:00 PM (El-Nachef/Keillor), October 9, 2021 10:30 AM – 2:00 PM (Flynn/Keillor)

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$35

for 3-Hours

SN and E Reactions (part 1)

Review Session Details
  • Each student will receive a Previous Midterm Package 
  • Drawing energy diagrams and transition states
  • Relating energy diagrams to rate of reaction
  • Carbocation properties and stability
  • 1,2-shifts for carbocations
  • Evaluating various leaving groups (L.G.)
  • Making OH groups into L.G.
  • SN1/E1 mechanism breakdown into simple steps
  • Drawing SN1 and E1 molecular orbitals
  • SN1/E1 stereochemistry
  • SN1/E1 and solvent effects on rate
  • Questions from past midterms given by current professors

CHM2120/2520: SN and E Reactions (Part 1)

$35.00

  • Full understanding of how to use/draw energy diagrams and transition states
  • Learn to differentiate between a base and a nucleophile
  • Understand carbocations and when to do a 1,2-shift
  • How to tell if you have a leaving group for SN and E reactions
  • SN1 and E1 mechanism specifics
  • Solvents and rates for SN1 and E1
  • Many examples from midterms/exams administered at uOttawa!
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Additional information

Date

September 26, 2021 10:30 AM – 2:00 PM (El-Nachef/Keillor), October 10, 2021 10:30 AM – 2:00 PM (Flynn/Keillor)

$35

for 3-Hours

SN and E Reactions (part 2)

Review Session Details
  • Each student will receive a Previous Midterms Package.

  • SN2 mechanism and stereochemistry
  • Review how to make and react with epoxides
  • E2 mechanism and number of products
  • Drawing and understanding molecular orbitals for SN2/E2 reactions
  • Projecting SN2/E2 reactions in anti-periplanar (APP) reactive conformation
  • Strong versus weak nucleophiles
  • SN2/E2 and solvent effects on rate
  • Differentiating between reactions: E1/SN1 vs. SN2/E2
  • Questions from past midterms given by current professors

CHM2120/2520: SN and E Reactions (Part 2)

$35.00

  • E2 mechanism and which beta-Hydrogen to select (Hoffman vs. Zaitsev product)
  • Projecting E2 reactions in their most stable conformation
  • Differentiating between reactions: E2 vs. E1/SN1
  • Solvents and rates for E2
  • Simplifying the mechanism for oxidation of alcohol and knowing how to use the reagents appropriately
  • Many examples from midterms/exams administered at uOttawa!
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Additional information

Date

September 27, 2021 6:00 PM – 9:30 PM (El-Nachef/Keillor), October 11, 2021 6:00 PM – 9:30 PM (Flynn/Keillor)

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