CHM 1321/1721 (Midterm 2, 2021)

CHM 1321/1721
Midterm 2 Tutoring Sessions.
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 online learning

$35

for 3.5-Hours

Acid/Base Reactions
and Resonance

Tutoring Session Details
  • Learn to draw resonance forms (and be able to identify major and minor structures)
  • Learn to assess/draw electron pushing arrows for acid/base reactions
  • Assessing a lone pair's strength
  • Understand how lone pairs are affected by resonance, electronegativity, atom size, inductive effect and s-character
  • Assessing acidity of various hydrogen atoms
  • Understand how to use pKa to assess acidity
  • Determine the favoured equilibrium direction for acid/base reactions
  • Drawing mechanism arrows for acid/base reactions
  • Draw most dominant charge using pKa and pH
  • Many examples from midterms/exams administered at uOttawa!

CHM1321/1721: Acid/Base Reactions and Resonance

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π-bonds as

Electrophiles

Tutoring Session Details
  • Assessing the electrophilicity of various carbonyl derivatives
  • Understanding how to use Grignard reagents as nucleophiles
  • Understanding how to use Boron/Aluminum hydrate reagents as nucleophiles
  • Reduction of carbonyls using Boron/Aluminum hydrate reagents
  • Alkylation of carbonyls using Grignard reagents
  • Carbonyl reactions under acidic conditions (i.e. hemi-acetal/acetal formation, imine formation, hydrates)
  • Acid and base catalysis in carbonyl additions
  • ALL complex mechanism will be simplified into groups and necessary theory will be discussed.
  • Many examples from midterms/exams administered at uOttawa!

CHM1321/1721: π-bonds as Electrophiles

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π-bonds as
Nucleophiles

Tutoring Session Details
  • Assessment of carbocation stability
  • Learning when/how to conduct 1,2 rearrangement reaction with carbocations
  • Alkene/alkyne addition reactions in the presence of strong acid (i.e. ALL Markovnikov reactions)
  • Hydroboration reaction (with thorough explanation of mechanism, stereochemistry and regioselectivity)
  • Formation of epoxides using alkene (with thorough explanation of mechanism, stereochemistry and regioselectivity)
  • Halogenation reaction using alkene/alkynes (with thorough explanation of mechanism, stereochemistry and regioselectivity)
  • ALL complex mechanism will be simplified into groups and necessary theory will be discussed.
  • Many examples from midterms/exams administered at uOttawa!

CHM1321/1721: π-bonds as Nucleophiles

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Midterm 1 Review Sessions Recordings:

$35

for 3.5-Hours

Resonance and
Atomic/Molecular
Orbitals

Review Session Details
  • Important periodic table trends, dipoles and molecular interaction
  • Relating molecular interaction (i.e. hydrogen bonding, Van der Waals forces) to boiling point
  • Get a better understanding of atomic and molecular orbitals (this includes drawing bonding, non-bonding and antibonding orbitals)
  • Learn to draw chemical formulas using atomic orbitals (i.e. LCAO)
  • Learn to draw resonance forms (and be able to identify major and minor structures)
  • A review on how to approach nomenclature

CHM1321/1721: Hybridization, MO Theory and LCAO

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Newman Projections,
Chairs and
Stereochemistry

Review Session Details
  • Convert condensed chemical formulas into line structure
  • Learn to rotate a sigma bond
  • Learn to draw and convert between chair conformations
  • Understand more favourable chair conformations via ring strain
  • Comfortably switch between line structure and Newman projections
  • Apply Newman projection structure to energy diagrams
  • Stereochemistry of sp3 (R/S) and alkene (E/Z) structures
  • Learn how to calculate optical activity and enantiomeric excess

CHM1321/1721: Newman Projections, Chairs and Stereochemistry

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Session Instructor
ABDULLAH AKBAR, PhD
Abdullah is a top-rated tutor with 7+ years of teaching experience.
­

­As a recent PhD graduate from the University of Ottawa, he has worked along with many of the CHM 1321/1721 Professors. His lesson plans will always begin with must-know fundamental concepts and end with examples from previous midterms and final exam questions.

Recommended by 200+ uOttawa students. Join one of his review sessions and decide for yourself!