Organic Chemistry I — 2026/2027 Exam 1 Review Practice Questions with Answers and Concept Summary|Focus: Fundamentals of Structure, Bonding, and Reactions

Organic Chemistry I: Exam 1 Review questions
and answers 2026\2027 A+ Grade

Organic Chemistry
- correct answer Chemistry of compounds CONTAINING carbon



Inorganic Chemistry
- correct answer Chemistry of compounds NOT containing carbon



What is the simplest organic compound?
- correct answer Methane



Three ways to represent organic compounds
- correct answer 1.) Condensed structural formula

2.) Dash Formula

3.) Bond-line formula ("stick figure")



Bond-line formula
- correct answer Each intersection and endpoint is a carbon atom; H atoms are assumed.



*If a hydrogen is bonded to a heteroatom, YOU MUST DRAW THE HYDROGEN IN! (i.e. -OH)



Functional Groups
- correct answer R=any generic carbon containing group



Alkanes
- correct answer Carbon-Carbon single bond

, Alkenes
- correct answer Carbon-Carbon double bond



Alkynes
- correct answer Carbon-Carbon triple bond



Aromatics (Arenes)
- correct answer Six-carbon rings; 3 double bonds



Haloalkanes (Alkyl halides)
- correct answer Carbon-Halogen bond (i.e. C-F, Cl, Br, I)



Alcohols
- correct answer Carbon-Oxygen-Hydrogen bond



Ethers
- correct answer Carbon-Oxygen-Carbon bond



Amines
- correct answer Nitrogen bonded to one or more hydrogen atom



Aldehydes
- correct answer Carbonyl group (C=O) bonded to a hydrogen



Ketones
- correct answer Carbonyl group (C=O) bonded to one or more carbons



Carboxylic Acids
- correct answer Contain a -COOH group



Esters
- correct answer Carbonyl group (C=O) single bonded to an O