Question 1

How many pi (F1F1F1S1F1F1F10-) electrons are there in molecule A?

Accepted Answer

A)  6 
B)  10 
C)  12 
D)  14 
E)  None of the other options 
A)  6 
B)  10 
C)  12 
D)  14 
E)  None of the other options C

Question 2

Which of the following is the correct IUPAC name for this molecule:

Accepted Answer

A)  3-formyl-but-1-ene 
B)  3-methylbut-2-enal 
C)  2-methylbut-3-enal 
D)  2-vinylpropanal 
E)  None of these 
A)  3-formyl-but-1-ene 
B)  3-methylbut-2-enal 
C)  2-methylbut-3-enal 
D)  2-vinylpropanal 
E)  None of these C

Question 3

What is the IUPAC name for this structure?

Accepted Answer

A)  N-methylpentan-3-imine 
B)  2,4-dimethylpentan-3-amine 
C)  N,N-dimethylpentan-3-amine 
D)  2,4-dimethylpentan-3-imine 
A)  N-methylpentan-3-imine 
B)  2,4-dimethylpentan-3-amine 
C)  N,N-dimethylpentan-3-amine 
D)  2,4-dimethylpentan-3-imine D

Question 4

Which of the following molecules is 5-bromo-4-ethylhex-1-ene?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 5

The correct IUPAC name for the following molecule is:

Accepted Answer

A)  2-methylbutyl butanoate 
B)  2-methylbutyl propanoate 
C)  2-ethylpropyl butanoate 
D)  butyl butanoate 
A)  2-methylbutyl butanoate 
B)  2-methylbutyl propanoate 
C)  2-ethylpropyl butanoate 
D)  butyl butanoate

Question 6

What is the IUPAC name for:

Accepted Answer

A)  2-methyl-5-isobutylheptane 
B)  2,7-dimethyl-4-ethyloctane 
C)  2,7-dimethyl-5-ethyloctane 
D)  2-methyl-5-(2-methylpropyl)heptane 
E)  2,7,7-trimethyl-4-ethylheptane 
A)  2-methyl-5-isobutylheptane 
B)  2,7-dimethyl-4-ethyloctane 
C)  2,7-dimethyl-5-ethyloctane 
D)  2-methyl-5-(2-methylpropyl)heptane 
E)  2,7,7-trimethyl-4-ethylheptane

Question 7

Which of the following full structural formulae depictions has the condensed structure CH3CH(OH)CH3?

Accepted Answer

A)  A 
B)  B 
C)  C 
A)  A 
B)  B 
C)  C

Question 8

Which of the following skeletal structures represents the condensed structure CH3CH2CH2OH?

Accepted Answer

A)  A 
B)  B 
C)  C 
A)  A 
B)  B 
C)  C

Question 9

Which of these cyclic nitrogen-containing molecules is pyrrole?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
A)  A 
B)  B 
C)  C 
D)  D

Question 10

Which of the following compounds is named 1-ethyl-2-methylbenzene?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
A)  A 
B)  B 
C)  C 
D)  D

Question 11

The correct IUPAC name for the following molecule is:

Accepted Answer

A)  1-Dimethylamino-2-methoxy-5-hydroxybenzene 
B)  N,N-dimethyl-2-methoxy-5-hydroxylphenylamine 
C)  N,N-dimethyl-2-methoxy-5-hydroxylaniline 
D)  3-Dimethylamino-4-methoxyphenol 
E)  O-Methyl 2-dimethylamino-4-hydroxyphenol. 
A)  1-Dimethylamino-2-methoxy-5-hydroxybenzene 
B)  N,N-dimethyl-2-methoxy-5-hydroxylphenylamine 
C)  N,N-dimethyl-2-methoxy-5-hydroxylaniline 
D)  3-Dimethylamino-4-methoxyphenol 
E)  O-Methyl 2-dimethylamino-4-hydroxyphenol.

Question 12

Which of the following compounds are alcohols?

Accepted Answer

A)  A and D 
B)  A and B 
C)  C and E 
D)  B 
E)  D 
A)  A and D 
B)  A and B 
C)  C and E 
D)  B 
E)  D

Question 13

Pick out the diene which has one cis C=C bond and one trans C=C bond:

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 14

Which of the following compounds A-E is an anhydride?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 15

Which of the following compounds is a carboxylic acid?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
A)  A 
B)  B 
C)  C 
D)  D

Question 16

Identify the sulfur-containing functional group in the following molecule:

Accepted Answer

A)  sulfoxide 
B)  sulfone 
C)  sulfonic acid 
D)  sulfonate ester 
A)  sulfoxide 
B)  sulfone 
C)  sulfonic acid 
D)  sulfonate ester

Question 17

Identify the functional group in the following molecule:

Accepted Answer

A)  ester 
B)  ether 
C)  aldehyde 
D)  acetal 
A)  ester 
B)  ether 
C)  aldehyde 
D)  acetal

Question 18

Which of the following molecules contain sp hybridized carbon atoms?

Accepted Answer

A)  A 
B)  B 
C)  A and B 
D)  A and C 
E)  A, B and C 
A)  A 
B)  B 
C)  A and B 
D)  A and C 
E)  A, B and C

Question 19

Which of the following classes of compounds A-D are capable of forming hydrogen bonds (in the presence of suitable H-donors/acceptors)?
A: Phenols
B: Carboxylic acids
C: Ethers
D: Alcohols

Accepted Answer

A)  A and B 
B)  A and C 
C)  B and D 
D)  A, B and D 
E)  All of them 
A)  A and B 
B)  A and C 
C)  B and D 
D)  A, B and D 
E)  All of them

Question 20

What is the IUPAC name for:

Accepted Answer

A)  4-methylhex-1-ene 
B)  4-ethylpent-1-ene 
C)  3-methylhex-5-ene 
D)  2-ethylpent-4-ene 
A)  4-methylhex-1-ene 
B)  4-ethylpent-1-ene 
C)  3-methylhex-5-ene 
D)  2-ethylpent-4-ene

Exam 2: The Language of Organic Chemistry

How many pi (-) electrons are there in molecule A?

Which of the following is the correct IUPAC name for this molecule:

What is the IUPAC name for this structure?

Which of the following molecules is 5-bromo-4-ethylhex-1-ene?

The correct IUPAC name for the following molecule is:

What is the IUPAC name for:

Which of the following full structural formulae depictions has the condensed structure CH3CH(OH)CH3?

Which of the following skeletal structures represents the condensed structure CH3CH2CH2OH?

Which of these cyclic nitrogen-containing molecules is pyrrole?

Which of the following compounds is named 1-ethyl-2-methylbenzene?

The correct IUPAC name for the following molecule is:

Which of the following compounds are alcohols?

Pick out the diene which has one cis C=C bond and one trans C=C bond:

Which of the following compounds A-E is an anhydride?

Which of the following compounds is a carboxylic acid?

Identify the sulfur-containing functional group in the following molecule:

Identify the functional group in the following molecule:

Which of the following molecules contain sp hybridized carbon atoms?

Which of the following classes of compounds A-D are capable of forming hydrogen bonds (in the presence of suitable H-donors/acceptors)? A: Phenols B: Carboxylic acids C: Ethers D: Alcohols

What is the IUPAC name for:

Fundamentals

Atomic Structure and Properties

Diatomic Molecules

Polyatomic Molecules

Solids

Acids and Bases

Gases

Reaction Kinetics

Molecular Spectroscopy

Analytical Chemistry

Molecular Characterisation

Energy and Thermochemistry

Entropy and Gibbs Energy

Electrochemistry

Phase Equilibrium and Solutions

Isomerism and Stereochemistry

Organic Reaction Mechanisms

Halogenoalkanes: Substitution and Elimination Reactions

Alkenes and Alkynes: Electrophilic Addition and Pericyclic Reactions

Benzene and Other Aromatic Compounds: Electrophilic Substitution Reactions

Aldehydes and Ketones: Nucleophilic Addition and Α-Substitution Reactions

Carboxylic Acids and Derivatives: Nucleophilic Acyl Substitution and Α-Substitution Reactions

Hydrogen

S-Block Chemistry

P-Block Chemistry

D-Block Chemistry

Filters

Which of the following full structural formulae depictions has the condensed structure CH₃CH(OH)CH₃?

Which of the following skeletal structures represents the condensed structure CH₃CH₂CH₂OH?