Question 1

Which of the following is an alcohol?

Accepted Answer

A) CH3CH2COOH 
B) CH3CH2OH 
C) CH3COCH3 
D) CH3CH2Br 
A) CH3CH2COOH 
B) CH3CH2OH 
C) CH3COCH3 
D) CH3CH2Br

Question 2

Which of the following is a use for alkanes?

Accepted Answer

A) fuel 
B) lubricant 
C) solvent 
D) more than one response is correct 
A) fuel 
B) lubricant 
C) solvent 
D) more than one response is correct

Question 3

Isomers always have the same molecular formula.

Accepted Answer

A) True 
 B)False

Question 4

The type of attractive force found in alkanes and cycloalkanes is hydrogen bonding.

Accepted Answer

A) True 
 B)False

Question 5

A compound is incorrectly named 2-ethyl 1-2,4-dimethylhexane. What would be the correct IUPAC name?

Accepted Answer

A) 3,3,5-trimethylheptane 
B) 3,3,4-trimethylheptane 
C) 2,2,4-trimethylheptane 
D) 2,4-dimethyl 1-2-ethylhexane 
A) 3,3,5-trimethylheptane 
B) 3,3,4-trimethylheptane 
C) 2,2,4-trimethylheptane 
D) 2,4-dimethyl 1-2-ethylhexane

Question 6

When the following hydrocarbon reacts with an excess of oxygen gas, the balanced equation would contain how many moles of water?

Accepted Answer

A) 5 
B) 6 
C) 10 
D) 12 
A) 5 
B) 6 
C) 10 
D) 12

Question 7

Which of the following compounds can exist in the form of geometric isomers?

Accepted Answer

A) 1,2-dibromocyclopentane 
B) 1,1-dibromocyclopentane 
C) 1-bromocyclopentane 
D) 1-bromo-1-methylcyclopentane 
A) 1,2-dibromocyclopentane 
B) 1,1-dibromocyclopentane 
C) 1-bromocyclopentane 
D) 1-bromo-1-methylcyclopentane

Question 8

The following compound would be named  ____-1,2-dimethylcyclopropane.

Accepted Answer

A) cis 
B) trans 
C) either cis or trans 
D) neither cis nor trans 
A) cis 
B) trans 
C) either cis or trans 
D) neither cis nor trans

Question 9

An alkane with 10 carbon atoms is a ____ at room temperature.

Accepted Answer

A) solid 
B) liquid 
C) gas 
D) can't tell 
A) solid 
B) liquid 
C) gas 
D) can't tell

Question 10

How many structural isomers of C7H16 have five carbon atoms in the longest carbon chain?

Accepted Answer

A) 3 
B) 4 
C) 5 
D) 6 
A) 3 
B) 4 
C) 5 
D) 6

Question 11

All of the members of the alkane series of hydrocarbons have the general formula _____ .

Accepted Answer

A) CnH2n 
B) CnHn 
C) CnH2n+2 
D) CnH2n − 2 
A) CnH2n 
B) CnHn 
C) CnH2n+2 
D) CnH2n − 2

Question 12

The structural formula of 1-bromo-2,2-dimethylbutane is _____ .

Accepted Answer

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

Question 13

You arrive home from class to find your roommate complaining of a headache, dizziness, and nausea. Upon further investigation you believe they may have carbon monoxide poisoning. What should be the first step taken?

Accepted Answer

A) remove the victim to fresh air 
B) inspect the house for leaks 
C) close off the house to not affect the outside 
D) none of the choices 
A) remove the victim to fresh air 
B) inspect the house for leaks 
C) close off the house to not affect the outside 
D) none of the choices

Question 14

Which of the following formulas does not represent an organic compound?

Accepted Answer

A) CH4 
B) CH3CH2NH2 
C) CH3CH3CH3 
D) All are organic compounds 
A) CH4 
B) CH3CH2NH2 
C) CH3CH3CH3 
D) All are organic compounds

Question 15

How many isomers (structural + geometric)exist for dibromocyclopentane (C5H8Br2)?

Accepted Answer

A) 5 
B) 6 
C) 4 
D) 3 
A) 5 
B) 6 
C) 4 
D) 3

Question 16

Isomers always have the same empirical formula.

Accepted Answer

A) True 
 B)False

Question 17

What is the IUPAC name for the following alkane?

Accepted Answer

A) 2-ethylpropane 
B) 2-methylbutane 
C) pentane 
D) 3,3-dimethylpropane 
A) 2-ethylpropane 
B) 2-methylbutane 
C) pentane 
D) 3,3-dimethylpropane

Question 18

The correct name for the alkyl group shown below is _____ .

Accepted Answer

A) butyl 
B) isobutyl 
C) sec-butyl 
D) t-butyl 
A) butyl 
B) isobutyl 
C) sec-butyl 
D) t-butyl

Question 19

What is a major difference between inorganic and organic compounds?

Accepted Answer

A) There are many more inorganic compounds than organic compounds. 
B) Organic compounds contain carbon; few inorganic compounds do. 
C) Organic compounds are never ionic. 
D) Organic compounds tend to be more polar than inorganic compounds 
A) There are many more inorganic compounds than organic compounds. 
B) Organic compounds contain carbon; few inorganic compounds do. 
C) Organic compounds are never ionic. 
D) Organic compounds tend to be more polar than inorganic compounds

Question 20

Which of the following best represents the tetrahedral shape of sp3 hybridized carbons? (Note: a solid wedge is pointed towards you and a dashed wedge is pointed away.)

Accepted Answer

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

Exam 11: Organic Compounds: Alkanes

Which of the following is an alcohol?

Which of the following is a use for alkanes?

Isomers always have the same molecular formula.

The type of attractive force found in alkanes and cycloalkanes is hydrogen bonding.

A compound is incorrectly named 2-ethyl 1-2,4-dimethylhexane. What would be the correct IUPAC name?

When the following hydrocarbon reacts with an excess of oxygen gas, the balanced equation would contain how many moles of water?

Which of the following compounds can exist in the form of geometric isomers?

The following compound would be named ____-1,2-dimethylcyclopropane.

An alkane with 10 carbon atoms is a ____ at room temperature.

How many structural isomers of C7H16 have five carbon atoms in the longest carbon chain?

All of the members of the alkane series of hydrocarbons have the general formula _____ .

The structural formula of 1-bromo-2,2-dimethylbutane is _____ .

You arrive home from class to find your roommate complaining of a headache, dizziness, and nausea. Upon further investigation you believe they may have carbon monoxide poisoning. What should be the first step taken?

Which of the following formulas does not represent an organic compound?

How many isomers (structural + geometric)exist for dibromocyclopentane (C5H8Br2)?

Isomers always have the same empirical formula.

What is the IUPAC name for the following alkane?

The correct name for the alkyl group shown below is _____ .

What is a major difference between inorganic and organic compounds?

Which of the following best represents the tetrahedral shape of sp3 hybridized carbons? (Note: a solid wedge is pointed towards you and a dashed wedge is pointed away.)

Matter, Measurements, and Calculations

Atoms and Molecules

Electronic Structure and the Periodic Law

Forces Between Particles

Chemical Reactions

The States of Matter

Solutions and Colloids

Reaction Rates and Equilibrium

Acids, Bases, and Salts

Radioactivity and Nuclear Processes

Unsaturated Hydrocarbons

Alcohols, Phenols, and Ethers

Aldehydes and Ketones

Carboxylic Acids and Esters

Amines and Amides

Carbohydrates

Lipids

Proteins

Enzymes

Nucleic Acids and Protein Synthesis

Nutrition and Energy for Life

Carbohydrate Metabolism

Lipid and Amino Acid Metabolism

Body Fluids

Filters

How many structural isomers of C₇H₁₆ have five carbon atoms in the longest carbon chain?

How many isomers (structural + geometric)exist for dibromocyclopentane (C₅H₈Br₂)?

Which of the following best represents the tetrahedral shape of sp³ hybridized carbons? (Note: a solid wedge is pointed towards you and a dashed wedge is pointed away.)