Deck 17: The Chemistry of Carbon

Question 1

Which of the following formulas may be attributed to a carboxylic acid?

A)C₄H₈O
B)C₄H₁₀O
C)C₄H₈O₂
D)C₄H₆

Answer 1

C₄H₈O₂

Question 2

Which of the following line drawings represents an unsaturated hydrocarbon?

A)

B)

C)

D)

Answer 2

Question 3

Which of the following names is incorrect?

A)1-hexene
B)2-hexene
C)3-hexene
D)4-hexene

Answer 3

4-hexene

Question 4

In the above compounds, how many more hydrogen atoms would you need to add to the hydrocarbon line drawing on the left in order to fully saturate it like the compound on the right?

A)4
B)2
C)6
D)5

Question 5

Which of the following unbranched hydrocarbons is not saturated?

A)C₆H₁₄
B)C₁₀H₂₂
C)C₉H₁₆
D)C₁₆H₃₄

Question 6

People put lemon juice (which contains citric acid)on fish to quench the "fishy" smell, even on perfectly good fish fillets. What type of chemical reaction is occurring when people are quenching the fishy smell by adding lemon juice?

A)an oxidation-reduction reaction
B)a double displacement reaction
C)an acid-base reaction
D)a single displacement reaction

Question 7

The ability of carbon to connect and link together is called ________.

A)isomerism
B)allotropism
C)catenation
D)ring formation

Question 8

Which of the following unbranched/acyclic hydrocarbons may have a double bond?

A)C₆H₁₄
B)C₁₀H₂₀
C)C₁₂H₂₂
D)C₅H₈

Question 9

The number of possible isomers of molecular C₅H₁₂ is ________.

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

Question 10

Which of the following are allotropes of carbon?

A)fullerene
B)diamond
C)graphite
D)All of the above are allotropes of carbon.

Question 11

Ethers were once (in times long past)extensively used as ________.

A)antibiotics (germ-killers)
B)paint thinners
C)fuel for automobiles
D)anesthetics

Question 12

Which of the following formulas may be attributed to an amine?

A)C₄H₁₀S
B)CH₅N
C)C₄H₈O₂
D)C₄H₆

Question 13

Petroleum ________.

A)is mostly a mixture of compounds that are composed of carbon and hydrogen
B)is mostly a mixture of compounds that are covalent
C)is the source of many polymers, fertilizers, insecticides, and plastics
D)All of the above apply to petroleum.

Question 14

In aspirin, a carboxylic acid whose structure is shown above, which labeled H atom is the one that is acidic (makes the entire structure one of the carboxylic acid subclass)?

A)H_b
B)H_a
C)H_c
D)H_f

Question 15

Which of the following unbranched/acyclic hydrocarbons may have a triple bond?

A)C₆H₁₄
B)C₁₀H₂₀
C)C₁₂H₂₂
D)C₅H₁₀

Question 16

Which of the following hydrocarbon molecules is the most unsaturated? (Think also: Which of the following needs to have the most hydrogens added to achieve saturation?)

A)

B)

C)

D)

Question 17

Which of the following formulas may be attributed to a ketone?

A)C₄H₈O
B)C₄H₁₀O
C)C₄H₈O₂
D)C₄H₆

Question 18

Which of the following unbranched/acyclic hydrocarbons is saturated?

A)C₆H₁₄
B)C₁₀H₂₀
C)C₁₂H₂₂
D)C₅H₁₀

Question 19

Which of the following is a hydrocarbon?

A)C₄H₈O
B)C₄H₁₀O
C)C₄H₈O₂
D)C₄H₆

Question 20

Which of the following formulas may be attributed to an alkyne?

A)C₄H₈O
B)C₄H₁₀O
C)C₄H₈O₂
D)C₄H₆

Question 21

No other element in the periodic table is able to covalently bond with other atoms of its own kind as extensively as carbon.

Question 22

There are three possible isomers of molecular formula C₄H₁₀.

Question 23

CH₃NH₂ is a primary amine.

Question 24

When making models of n-octane, the chain appears to be linear.

Question 25

Diamond is a hydrocarbon.

Question 26

CH₃Br is an alkyl halide.

Question 27

The formula C₅H₁₀O may be applicable to an aldehyde or a ketone.

Question 28

Octane has a lower boiling point than decane.

Question 29

What is the chemical formula of 2,3-dimethylhexane?

A)C₆H₁₄
B)C₇H₁₈
C)C₈H₁₈
D)C₆H₁₈

Question 30

Which compounds typically have an unpleasant smell?

A)amines
B)esters
C)alcohols
D)ethers

Question 31

Carbon always form four bonds.

Question 32

Which of the following may not be classified as a functional group?

A)the C= O of an aldehyde
B)the -COOH of a carboxylic aci
C)the CH₃ of an alkane
D)the -OH of an alcohol

Question 33

The IUPAC name of C₃H₄ is ________.

A)propane
B)butene
C)propyne
D)propene

Question 34

Which hydrocarbon has the lowest boiling point?

A)C₆H₁₄
B)C₄H₁₀
C)C₂H₆
D)C₃H₈

Question 35

Organic amines are acidic.

Question 36

The IUPAC name for C₄H₈ is butane.

Question 37

What is the chemical formula for methanol?

A)CH₃OH
B)CH₃OCH₃
C)CH₃CH₂OH
D)CH₃NH₂

Question 38

The H-C-H angle in alkanes is about 109°.

Question 39

The general formula for an ether is R-O-R.

Question 40

Unlike carbon, nitrogen has the potential of bonding to other atoms of itself, but cannot form long chains.

Question 41

Convert the hydrocarbon formula C₃H₆ to a line drawing representation of this same formula.

Question 42

Give the IUPAC name of this compound:

Question 43

The formula C₂H₆O may be attributed to an alcohol or an ether.

Question 44

Given this hydrocarbon line drawing, state its IUPAC name:

Question 45

The hydrocarbon benzene has the formula C₆H₆, and a line drawing that looks like this: How many additional hydrogen atoms are needed to fully saturate this structure?

Question 46

Give the IUPAC name for this alcohol:

Question 47

Give the IUPAC name for this compound:

Question 48

Methanol is the compound used in automobile radiators as antifreeze.

Question 49

How many carbon atoms are there in the longest possible continuous chain in the following molecule?

Question 50

Construct a line drawing for the hydrocarbon whose IUPAC name is 2,2,4-trimethylpentane.

Question 51

Construct a line drawing for the hydrocarbon whose IUPAC name is 2-methyl-2-butene.

Question 52

How many carbon atoms are there in the longest possible continuous chain in the following molecule?

Question 53

Construct a line drawing for the hydrocarbon whose IUPAC name is 2,4,4-trimethyl-2-pentene.

Question 54

Give a systemic name for this compound:

Question 55

Ethanol may be obtained via the fermentation of grains.

Question 56

1-propanol is the formula for rubbing alcohol.

Question 57

How many carbon atoms are there in the longest possible continuous chain in the following molecule?

Question 58

Give the IUPAC name for this alcohol:

Question 59

Given this hydrocarbon line drawing, state its IUPAC name:

Question 60

Given this hydrocarbon line drawing, state its IUPAC name:

Question 63

Give the IUPAC name for the compound whose line drawing structure is:

Question 66

Draw the structure of butanal.

Question 67

Circle and identify the organic functional groups in the following molecule:

Question 68

Match the molecular formula in the left column with the corresponding alcohol in the middle column and the appropriate application in the right column.

Question 69

1,4-diaminobenzene is one component used to make Kevlar, which is then used in (among other things)bulletproof vests. Draw the line structure of 1,4-diaminobenzene.
Remember that benzene has the structure: Labeling of carbons begins at "1" in the "12 o'clock" position and proceeds clockwise.

Question 70

Give the IUPAC name for the compound whose line drawing structure is:

Question 71

Match the name of each alkyne in the questions with the correct number of hydrogens that appears in the list below.

Question 72

Match each formula in the questions to the corresponding organic family in the list below.

Question 73

Circle and identify the organic functional groups in the following molecule: