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Match the following structural formulae with their correct names. -Heptan-3-ol


A) Match the following structural formulae with their correct names. -Heptan-3-ol A) B) C) D) E)
B) Match the following structural formulae with their correct names. -Heptan-3-ol A) B) C) D) E)
C) Match the following structural formulae with their correct names. -Heptan-3-ol A) B) C) D) E)
D) Match the following structural formulae with their correct names. -Heptan-3-ol A) B) C) D) E)
E) Match the following structural formulae with their correct names. -Heptan-3-ol A) B) C) D) E)

F) A) and E)
G) A) and D)

Correct Answer

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Which one of the following amino acids cannot exist as a pair of enantiomers?


A) Valine
B) Glycine
C) Alanine
D) Tyrosine
E) Glutamic acid

F) C) and D)
G) A) and E)

Correct Answer

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What is the name of this compound? What is the name of this compound? A) Hex-1-ene B) Hex-2-ene C) Hex-3-ene D) Hex-4-ene E) Hex-5-ene


A) Hex-1-ene
B) Hex-2-ene
C) Hex-3-ene
D) Hex-4-ene
E) Hex-5-ene

F) B) and E)
G) B) and D)

Correct Answer

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Which of the following statements about chirality are true? Select all that apply.


A) A chirality centre is a central atom with three different groups attached
B) A molecule may have more than one chirality centre
C) Chiral molecules lack a plane of symmetry
D) A pair of chiral molecules are superimposable mirror images
E) Most biological molecules are chiral

F) None of the above
G) B) and C)

Correct Answer

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What is the name of this compound? What is the name of this compound? A) Pentanoic acid B) Pentanal C) Pentan-4-one D) Methyl butanoate E) Pentan-2-one


A) Pentanoic acid
B) Pentanal
C) Pentan-4-one
D) Methyl butanoate
E) Pentan-2-one

F) B) and C)
G) All of the above

Correct Answer

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Which of the atoms labelled 1-5 in the following molecule is the chirality centre? Which of the atoms labelled 1-5 in the following molecule is the chirality centre? A) 1 B) 2 C) 3 D) 4 E) 5


A) 1
B) 2
C) 3
D) 4
E) 5

F) None of the above
G) A) and E)

Correct Answer

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How many pairs of structural isomers are there here? How many pairs of structural isomers are there here? A) None B) One C) Two D) Three E) Four


A) None
B) One
C) Two
D) Three
E) Four

F) None of the above
G) B) and D)

Correct Answer

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How many different structural isomers are there here? How many different structural isomers are there here? A) Two B) Three C) Four D) Five E) Six


A) Two
B) Three
C) Four
D) Five
E) Six

F) A) and E)
G) C) and E)

Correct Answer

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What is the name of this compound? What is the name of this compound? A) 3-ethylheptan-3-ol B) 4-propylhexan-3-ol C) 4-propylhexan-4-ol D) 4-ethylheptan-3-ol E) 4-ethylheptan-5-ol


A) 3-ethylheptan-3-ol
B) 4-propylhexan-3-ol
C) 4-propylhexan-4-ol
D) 4-ethylheptan-3-ol
E) 4-ethylheptan-5-ol

F) B) and E)
G) A) and C)

Correct Answer

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D

Which of the following compounds is cis hex-2-ene?


A) Which of the following compounds is cis hex-2-ene? A) B) C) D) E) F)
B) Which of the following compounds is cis hex-2-ene? A) B) C) D) E) F)
C) Which of the following compounds is cis hex-2-ene? A) B) C) D) E) F)
D) Which of the following compounds is cis hex-2-ene? A) B) C) D) E) F)
E) Which of the following compounds is cis hex-2-ene? A) B) C) D) E) F)
F) Which of the following compounds is cis hex-2-ene? A) B) C) D) E) F)

G) D) and F)
H) A) and C)

Correct Answer

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Which of the following statements about isomers are false? Select all that apply.


A) Enantiomers belong to a broader family of isomers called stereoisomers.
B) Enantiomers are also called optical isomers.
C) Enantiomers do not share the same physical and chemical properties.
D) Enantiomers are asymmetric.
E) Enzymes cannot distinguish between enantiomers.

F) C) and E)
G) C) and D)

Correct Answer

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Match the following structural formulae with their correct names. -Heptane 2,4 diol


A) Match the following structural formulae with their correct names. -Heptane 2,4 diol A) B) C) D) E)
B) Match the following structural formulae with their correct names. -Heptane 2,4 diol A) B) C) D) E)
C) Match the following structural formulae with their correct names. -Heptane 2,4 diol A) B) C) D) E)
D) Match the following structural formulae with their correct names. -Heptane 2,4 diol A) B) C) D) E)
E) Match the following structural formulae with their correct names. -Heptane 2,4 diol A) B) C) D) E)

F) B) and C)
G) A) and D)

Correct Answer

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B

Match the following structural formulae with their correct names. -Hexane 2,5 diol


A) Match the following structural formulae with their correct names. -Hexane 2,5 diol A) B) C) D) E)
B) Match the following structural formulae with their correct names. -Hexane 2,5 diol A) B) C) D) E)
C) Match the following structural formulae with their correct names. -Hexane 2,5 diol A) B) C) D) E)
D) Match the following structural formulae with their correct names. -Hexane 2,5 diol A) B) C) D) E)
E) Match the following structural formulae with their correct names. -Hexane 2,5 diol A) B) C) D) E)

F) A) and B)
G) None of the above

Correct Answer

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Which of the atoms labelled 1-5 in the following molecule is the chirality centre? Which of the atoms labelled 1-5 in the following molecule is the chirality centre? A) 1 B) 2 C) 3 D) 4 E) 5


A) 1
B) 2
C) 3
D) 4
E) 5

F) D) and E)
G) A) and C)

Correct Answer

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Which of the following compounds can exist as a pair of enantiomers? Select any that apply.


A) Which of the following compounds can exist as a pair of enantiomers? Select any that apply. A) B) C) D) E)
B) Which of the following compounds can exist as a pair of enantiomers? Select any that apply. A) B) C) D) E)
C) Which of the following compounds can exist as a pair of enantiomers? Select any that apply. A) B) C) D) E)
D) Which of the following compounds can exist as a pair of enantiomers? Select any that apply. A) B) C) D) E)
E) Which of the following compounds can exist as a pair of enantiomers? Select any that apply. A) B) C) D) E)

F) A) and E)
G) A) and D)

Correct Answer

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Which of the following molecules is chiral?


A) Which of the following molecules is chiral? A) B) C) D) E)
B) Which of the following molecules is chiral? A) B) C) D) E)
C) Which of the following molecules is chiral? A) B) C) D) E)
D) Which of the following molecules is chiral? A) B) C) D) E)
E) Which of the following molecules is chiral? A) B) C) D) E)

F) C) and D)
G) A) and E)

Correct Answer

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Which of the following statements about isomers are true? Select all that apply.


A) Structural isomers do not share the same physical and chemical properties.
B) Cis-trans isomers share the same physical and chemical properties.
C) Enantiomers show different biological properties.
D) Structural isomers may belong to different families of organic compound.
E) Structural isomers and cis-trans isomers are both types of stereoisomer.

F) A) and D)
G) A) and E)

Correct Answer

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Match the following structural formulae with their correct names. -Hexan-3-ol


A) Match the following structural formulae with their correct names. -Hexan-3-ol A) B) C) D) E)
B) Match the following structural formulae with their correct names. -Hexan-3-ol A) B) C) D) E)
C) Match the following structural formulae with their correct names. -Hexan-3-ol A) B) C) D) E)
D) Match the following structural formulae with their correct names. -Hexan-3-ol A) B) C) D) E)
E) Match the following structural formulae with their correct names. -Hexan-3-ol A) B) C) D) E)

F) None of the above
G) A) and D)

Correct Answer

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Match the following structural formulae with their correct names. -Hexan-2-ol


A) Match the following structural formulae with their correct names. -Hexan-2-ol A) B) C) D) E)
B) Match the following structural formulae with their correct names. -Hexan-2-ol A) B) C) D) E)
C) Match the following structural formulae with their correct names. -Hexan-2-ol A) B) C) D) E)
D) Match the following structural formulae with their correct names. -Hexan-2-ol A) B) C) D) E)
E) Match the following structural formulae with their correct names. -Hexan-2-ol A) B) C) D) E)

F) A) and B)
G) A) and C)

Correct Answer

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A

Which two of the following compounds are cis-trans isomers?


A) Which two of the following compounds are cis-trans isomers? A) B) C) D) E) F)
B) Which two of the following compounds are cis-trans isomers? A) B) C) D) E) F)
C) Which two of the following compounds are cis-trans isomers? A) B) C) D) E) F)
D) Which two of the following compounds are cis-trans isomers? A) B) C) D) E) F)
E) Which two of the following compounds are cis-trans isomers? A) B) C) D) E) F)
F) Which two of the following compounds are cis-trans isomers? A) B) C) D) E) F)

G) A) and B)
H) A) and D)

Correct Answer

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