Question 1

The structure of 3,7-diethyl-4,8-dimethyl-1,5-cyclooctadiene is:

Accepted Answer

The answer of The structure of 3,7-diethyl-4,8-dimethyl-1,5-cyclooctadiene is:...

Question 2

The structure of (3E, 6Z) 2,9-dimethyl-3,6-decadiene is:

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The answer of The structure of (3E, 6Z) 2,9-dimethyl-3,6-decadiene is:
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Question 3

The structure of 2-cyclobutyl-6,6-dimethyl-4-octyne is:

Accepted Answer

The answer of The structure of 2-cyclobutyl-6,6-dimethyl-4-octyne is:
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Question 4

2,3-Dimethyl-3-hexene occurs as E and Z isomers.

Accepted Answer

2,3-Dimethyl-3-hexene has a C=C double bond between carbon atoms 2 and 3, which allows for geometric isomerism. Therefore, it can exist as E and Z isomers.

Question 5

The structure of 4-isopropyl-1-methylcyclohexene is:

Accepted Answer

The answer of The structure of 4-isopropyl-1-methylcyclohexene is:
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Question 6

The following groups are listed in order of decreasing priority (highest first).

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The answer of The following groups are listed in order...

Question 7

Vitamin A (retinol) is soluble in ___.

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The answer of Vitamin A (retinol) is soluble in ___.
...

Question 8

The IUPAC name of the following molecule is:

Accepted Answer

The answer of The IUPAC name of the following molecule...

Question 9

1,2-Dimethylcyclohexene occurs as E and Z isomers.

Accepted Answer

1,2-Dimethylcyclohexene cannot have E/Z isomerism because the double bond is at the end of the ring, leaving no room for geometric isomerism around the double bond.

Question 10

The IUPAC name of the following molecule is:

Accepted Answer

The answer of The IUPAC name of the following molecule...

Question 11

The following groups are listed in order of increasing priority (lowest first).

Accepted Answer

The statement lists groups in order of increasing priority, meaning the lowest priority group is listed first.

Question 12

The following compounds are listed in order of increasing boiling point (lowest first).

Accepted Answer

The answer of The following compounds are listed in order...

Question 13

There are 4 possible E,Z isomers of 1,3-pentadiene.

Accepted Answer

1,3-pentadiene has only one double bond that can exhibit geometrical (E,Z) isomerism, leading to two possible E,Z isomers, not four.

Question 14

The following structures represent identical compounds.

Accepted Answer

Both structures have the same molecular formula and the same connectivity of atoms, indicating that they represent the same compound.

Question 15

The number possible E/Z isomers of 2,5,8-decatriene is:

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The answer of The number possible E/Z isomers of 2,5,8-decatriene...

Question 16

The IUPAC name of the following molecule is:

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The answer of The IUPAC name of the following molecule...

Question 17

The name of the following structure is (3E, 5E)-6-methyl-3,5-nonadiene.

Accepted Answer

The answer of The name of the following structure is...

Question 18

The following structures represent isomers.

Accepted Answer

The answer of The following structures represent isomers.
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Quiz 4: Alkenes and Alkynes

The structure of 3,7-diethyl-4,8-dimethyl-1,5-cyclooctadiene is:

The structure of (3E, 6Z) 2,9-dimethyl-3,6-decadiene is:

The structure of 2-cyclobutyl-6,6-dimethyl-4-octyne is:

2,3-Dimethyl-3-hexene occurs as E and Z isomers.

The structure of 4-isopropyl-1-methylcyclohexene is:

The following groups are listed in order of decreasing priority (highest first).

Vitamin A (retinol) is soluble in ___.

The IUPAC name of the following molecule is:

1,2-Dimethylcyclohexene occurs as E and Z isomers.

The IUPAC name of the following molecule is:

The following groups are listed in order of increasing priority (lowest first).

The following compounds are listed in order of increasing boiling point (lowest first).

There are 4 possible E,Z isomers of 1,3-pentadiene.

The following structures represent identical compounds.

The number possible E/Z isomers of 2,5,8-decatriene is:

The IUPAC name of the following molecule is:

The name of the following structure is (3E, 5E)-6-methyl-3,5-nonadiene.

The following structures represent isomers.