Introduction to Organic Chemistry

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Hydrocarbons and Functional Groups

Subtopic

Hydrocarbons and Functional Groups under Introduction to Organic Chemistry for Grade 9 IB.

Preview questions (no answers)

1.
$Which of these formulas represents an unsaturated hydrocarbon?$
A. $C_2H_6$
B. $C_3H_8$
C. $C_4H_8$
D. $CH_4$
2.
$What is the result of reacting an alkene with hydrogen gas (hydrogenation)?$
A. $An alcohol is formed$
B. $An alkane is formed$
C. $A carboxylic acid is formed$
D. $No reaction occurs$
3.
$Which of the following is a common use for the hydrocarbon methane?$
A. $As a lubricant$
B. $As a fuel for heating$
C. $To make vinegar$
D. $As an anesthetic$
4.
$In organic chemistry, which prefix represents a chain of four carbon atoms?$
A. $Prop-$
B. $But-$
C. $Eth-$
D. $Pent-$
5.
$What is the name of the polymer formed from the monomer propene?$
A. $Poly(ethene)$
B. $Poly(propene)$
C. $Poly(vinyl chloride)$
D. $Polyester$
6.
$Which of these formulas represents an alkyne?$
A. $C_2H_4$
B. $C_2H_2$
C. $C_2H_6$
D. $C_3H_8$
7.
$Which substance is produced when ethanol is oxidized by acidified potassium dichromate(VI)?$
A. $Ethene$
B. $Ethanoic acid$
C. $Ethyl ethanoate$
D. $Methane$
8.
$CH_{3}CH_{2}NH_{2}$
A. $Amide$
B. $Amine$
C. $Nitrite$
D. $Amino acid$
9.
$Which of the following compounds is a tertiary halogenoalkane?$
A. $2-chloro-2-methylpropane$
B. $1-chlorobutane$
C. $2-chlorobutane$
D. $1-chloro-2,2-dimethylpropane$
10.
$What is the empirical formula of a compound that contains 80% carbon and 20% hydrogen by mass?$
A. $CH$
B. $CH_{2}$
C. $CH_{3}$
D. $C_{2}H_{5}$

Download the worksheet for Introduction to Organic Chemistry - Hydrocarbons and Functional Groups to practice offline. It includes additional chapter-level practice questions.

Introduction to Organic Chemistry

Hydrocarbons and Functional Groups

❓Preview questions (no answers)

Preview questions (no answers)