CHEM 219 MODULE 2 QUESTIONS & ANSWERS 2026-2027 | … EXAM
P R O F E S S I O N A L P R A C T I C E M AT E R I A L S
CHEM 219 Module 2
Questions & Answers
2026-2027 | Updated
Chemistry Review
Verified Answers Exam Ready With Rationales
63 QUESTIONS
DOCUMENT OVERVIEW
This document contains 63 verified questions with correct answers provided, offering clear
explanations related to foundational chemistry concepts. It serves as a comprehensive
resource for studying organic chemistry, particularly focusing on hydrocarbons and their
properties. Students can utilize this material for effective exam preparation, course review,
and certification study.
CONTENTS
Hydrocarbon Basics Q1–Q13
Alkane Properties and Reactions Q14–Q24
Conformations and Strain Q25–Q34
Cycloalkanes and Naming Q35–Q43
Aromatic Compounds and Reactions Q44–Q54
Page 1
, Alkenes and Alkynes Q55–Q63
E XA M Q U EST I O N S
Q1 QUESTION 1 OF 63
list prefixes for first 10 carbons in order
CORRECT ANSWER
meth, eth, prop, but, pent, hex, hept, oct, non, dec
Q2 QUESTION 2 OF 63
hydrocarbon
CORRECT ANSWER
compounds composed of only carbon and hydrogen
Q3 QUESTION 3 OF 63
parent chain
CORRECT ANSWER
longest continuous chain of carbon atoms
Q4 QUESTION 4 OF 63
substituent
CORRECT ANSWER
heteroatom or group of atoms that are attached to the parent chain
Page 2
, Q5 QUESTION 5 OF 63
numerical prefixes for # of identical substituent groups (2-10 in order)
CORRECT ANSWER
di, tri, tetra, penta, hexa, hepta, octa, nona, deca
Q6 QUESTION 6 OF 63
alkane (with formula)
CORRECT ANSWER
hydrocarbon containing only single bonds between carbons, CnH2n+2
Q7 QUESTION 7 OF 63
rules for naming alkanes
CORRECT ANSWER
1. longest continues chain is parent chain
2. number parent chain starting with the end closest to the first branch
3. name using IUPAC rules for substituents
Q8 QUESTION 8 OF 63
IUPAC systematic name order for alkanes
CORRECT ANSWER
locant-(prefix)SubstituentParent
Q9 QUESTION 9 OF 63
in numbering parent chains, if there are two equally long chains...
Page 3
P R O F E S S I O N A L P R A C T I C E M AT E R I A L S
CHEM 219 Module 2
Questions & Answers
2026-2027 | Updated
Chemistry Review
Verified Answers Exam Ready With Rationales
63 QUESTIONS
DOCUMENT OVERVIEW
This document contains 63 verified questions with correct answers provided, offering clear
explanations related to foundational chemistry concepts. It serves as a comprehensive
resource for studying organic chemistry, particularly focusing on hydrocarbons and their
properties. Students can utilize this material for effective exam preparation, course review,
and certification study.
CONTENTS
Hydrocarbon Basics Q1–Q13
Alkane Properties and Reactions Q14–Q24
Conformations and Strain Q25–Q34
Cycloalkanes and Naming Q35–Q43
Aromatic Compounds and Reactions Q44–Q54
Page 1
, Alkenes and Alkynes Q55–Q63
E XA M Q U EST I O N S
Q1 QUESTION 1 OF 63
list prefixes for first 10 carbons in order
CORRECT ANSWER
meth, eth, prop, but, pent, hex, hept, oct, non, dec
Q2 QUESTION 2 OF 63
hydrocarbon
CORRECT ANSWER
compounds composed of only carbon and hydrogen
Q3 QUESTION 3 OF 63
parent chain
CORRECT ANSWER
longest continuous chain of carbon atoms
Q4 QUESTION 4 OF 63
substituent
CORRECT ANSWER
heteroatom or group of atoms that are attached to the parent chain
Page 2
, Q5 QUESTION 5 OF 63
numerical prefixes for # of identical substituent groups (2-10 in order)
CORRECT ANSWER
di, tri, tetra, penta, hexa, hepta, octa, nona, deca
Q6 QUESTION 6 OF 63
alkane (with formula)
CORRECT ANSWER
hydrocarbon containing only single bonds between carbons, CnH2n+2
Q7 QUESTION 7 OF 63
rules for naming alkanes
CORRECT ANSWER
1. longest continues chain is parent chain
2. number parent chain starting with the end closest to the first branch
3. name using IUPAC rules for substituents
Q8 QUESTION 8 OF 63
IUPAC systematic name order for alkanes
CORRECT ANSWER
locant-(prefix)SubstituentParent
Q9 QUESTION 9 OF 63
in numbering parent chains, if there are two equally long chains...
Page 3
