Ranking Acids and Bases | 3.2 Organic Chemistry
After this lesson you will be able to…
- Learn the ARIO mnemonic for ranking the basicity of organic compounds.
- Understand how a negative or positive charge affects basicity and acidity.
- Learn how atomic size and electronegativity affect the stability of a base.
- Discover how resonance structures stabilize a conjugate base.
- See how nearby electronegative atoms stabilize a base through induction.
- Learn how the hybridization (sp, sp2, sp3) of an atom affects its basicity.
- Apply the ARIO rules and pKa values to rank the acidity of organic molecules.
AI Tutoring Available
- Pause and ask a question
- 3 assignments available
0.0
(0)Chad gives a comprehensive lesson on how to rank acids and bases. This is presented in the context of the ARIO mnemonic which stands for Atom, Resona...
Assignments Preview
Quiz: ARIO Mnemonic and Ranking Basicity of Organic Compounds
FundamentalsAnswer each question based on the video lesson you just watched. All answers can be found in the video — no outside knowledge is required.
Practice: Ranking Basicity and Acidity Using ARIO
PracticeApply the ARIO mnemonic (Atom, Resonance, Induction, Orbitals) to rank bases and acids. Show all reasoning for each problem; problems increase in difficulty.
Advanced: Ranking Basicity and Acidity Using ARIO Rules
AdvancedThese are challenging, exam-level questions that require you to apply the ARIO framework (Atom, Resonance, Induction, Orbitals) across multi-step scenarios, analyze competing effects, and evaluate real organic structures. Work through each carefully — some questions extend beyond the video into related organic chemistry concepts.