Question 1

DNA controls the development and functioning of a cell by governing its manufacture of

Accepted Answer

A)  carbohydrates. 
B)  lipids. 
C)  amino acids. 
D)  proteins. 
A)  carbohydrates. 
B)  lipids. 
C)  amino acids. 
D)  proteins.

Question 2

The number of carbon atoms in a benzene ring is

Accepted Answer

A)  4. 
B)  5. 
C)  6. 
D)  8. 
A)  4. 
B)  5. 
C)  6. 
D)  8.

Question 3

In organic chemistry, an aromatic compound

Accepted Answer

A)  has a pronounced odor. 
B)  consists only of alkane molecules. 
C)  has benzene rings in its molecules. 
D)  does not have benzene rings in its molecules. 
A)  has a pronounced odor. 
B)  consists only of alkane molecules. 
C)  has benzene rings in its molecules. 
D)  does not have benzene rings in its molecules.

Question 4

The trans isomer of certain compounds has

Accepted Answer

A)  straighter molecules than those of the cis isomer. 
B)  molecules that are more bent than those of the cis isomer. 
C)  right-handed molecules. 
D)  left-handed molecules. 
A)  straighter molecules than those of the cis isomer. 
B)  molecules that are more bent than those of the cis isomer. 
C)  right-handed molecules. 
D)  left-handed molecules.

Question 5

To help prevent coronary heart disease, diets should only include fats that are

Accepted Answer

A)  unsaturated. 
B)  saturated. 
C)  hydrogenated. 
D)  trans fats. 
A)  unsaturated. 
B)  saturated. 
C)  hydrogenated. 
D)  trans fats.

Question 6

Alkane molecules

Accepted Answer

A)  have only single carbon-carbon bonds. 
B)  may have double carbon-carbon bonds. 
C)  react readily with acids. 
D)  react readily with bases. 
A)  have only single carbon-carbon bonds. 
B)  may have double carbon-carbon bonds. 
C)  react readily with acids. 
D)  react readily with bases.

Question 7

Amino acids are the basic units of

Accepted Answer

A)  carbohydrates. 
B)  proteins. 
C)  lipids. 
D)  nucleic acids. 
A)  carbohydrates. 
B)  proteins. 
C)  lipids. 
D)  nucleic acids.

Question 8

The alkanes in petroleum can be partly separated by

Accepted Answer

A)  fractional distillation. 
B)  polymerization. 
C)  cracking. 
D)  reaction with hydrogen. 
A)  fractional distillation. 
B)  polymerization. 
C)  cracking. 
D)  reaction with hydrogen.

Question 9

The maximum number of covalent bonds possible between two carbon atoms in an organic molecule is

Accepted Answer

A)  1. 
B)  2. 
C)  3. 
D)  4. 
A)  1. 
B)  2. 
C)  3. 
D)  4.

Question 10

Of the following acids, the one that dissociates least in water solution is

Accepted Answer

A)  nitric. 
B)  acetic. 
C)  sulfuric. 
D)  hydrochloric. 
A)  nitric. 
B)  acetic. 
C)  sulfuric. 
D)  hydrochloric.

Question 11

The reaction of an alcohol with an organic acid produces

Accepted Answer

A)  a ketone. 
B)  an ester. 
C)  a protein. 
D)  an aldehyde. 
A)  a ketone. 
B)  an ester. 
C)  a protein. 
D)  an aldehyde.

Question 12

The bonds between the atoms in a molecule of a saturated organic compound are

Accepted Answer

A)  all single. 
B)  all double. 
C)  some single and some double. 
D)  all triple. 
A)  all single. 
B)  all double. 
C)  some single and some double. 
D)  all triple.

Question 13

Ethanol

Accepted Answer

A)  is also known as methyl alcohol. 
B)  is not poisonous. 
C)  has OH groups in its molecules. 
D)  ionizes when added to water. 
A)  is also known as methyl alcohol. 
B)  is not poisonous. 
C)  has OH groups in its molecules. 
D)  ionizes when added to water.

Question 14

Which of the following compounds can exist?

Accepted Answer

A)  C2H3 
B)  C2H4 
C)  C2H5 
D)  C2H7 
A)  C2H3 
B)  C2H4 
C)  C2H5 
D)  C2H7

Question 15

The presence of a COOH group is characteristic of an

Accepted Answer

A)  alkane. 
B)  organic acid. 
C)  aldehyde. 
D)  ester. 
A)  alkane. 
B)  organic acid. 
C)  aldehyde. 
D)  ester.

Question 16

A double helix structure is characteristic of

Accepted Answer

A)  DNA. 
B)  proteins. 
C)  carbohydrates. 
D)  lipids. 
A)  DNA. 
B)  proteins. 
C)  carbohydrates. 
D)  lipids.

Question 17

The unique properties of Teflon, which is composed of carbon and fluorine, arise from the strength of

Accepted Answer

A)  C-C bonds. 
B)  F-F bonds. 
C)  C-F bonds. 
D)  rings of F atoms. 
A)  C-C bonds. 
B)  F-F bonds. 
C)  C-F bonds. 
D)  rings of F atoms.

Question 18

An atomic orbital that is a mixture of s and p orbitals is called

Accepted Answer

A)  an unsaturated orbital. 
B)  a saturated orbital. 
C)  a hybrid orbital. 
D)  an isomeric orbital. 
A)  an unsaturated orbital. 
B)  a saturated orbital. 
C)  a hybrid orbital. 
D)  an isomeric orbital.

Question 19

The oxygen in the earth's atmosphere comes from

Accepted Answer

A)  volcanoes. 
B)  space. 
C)  photosynthesis. 
D)  the action of lightning on seawater. 
A)  volcanoes. 
B)  space. 
C)  photosynthesis. 
D)  the action of lightning on seawater.

Question 20

Cellulose is a

Accepted Answer

A)  carbohydrate. 
B)  protein. 
C)  lipid. 
D)  nucleic acid. 
A)  carbohydrate. 
B)  protein. 
C)  lipid. 
D)  nucleic acid.

DNA controls the development and functioning of a cell by governing its manufacture of

The number of carbon atoms in a benzene ring is

In organic chemistry, an aromatic compound

The trans isomer of certain compounds has

To help prevent coronary heart disease, diets should only include fats that are

Alkane molecules

Amino acids are the basic units of

The alkanes in petroleum can be partly separated by

The maximum number of covalent bonds possible between two carbon atoms in an organic molecule is

Of the following acids, the one that dissociates least in water solution is

The reaction of an alcohol with an organic acid produces

The bonds between the atoms in a molecule of a saturated organic compound are

Ethanol

Which of the following compounds can exist?

The presence of a COOH group is characteristic of an

A double helix structure is characteristic of

The unique properties of Teflon, which is composed of carbon and fluorine, arise from the strength of

An atomic orbital that is a mixture of s and p orbitals is called

The oxygen in the earth's atmosphere comes from

Cellulose is a

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Exam 13: Organic Chemistry

DNA controls the development and functioning of a cell by governing its manufacture of

The number of carbon atoms in a benzene ring is

In organic chemistry, an aromatic compound

The trans isomer of certain compounds has

To help prevent coronary heart disease, diets should only include fats that are

Alkane molecules

Amino acids are the basic units of

The alkanes in petroleum can be partly separated by

The maximum number of covalent bonds possible between two carbon atoms in an organic molecule is

Of the following acids, the one that dissociates least in water solution is

The reaction of an alcohol with an organic acid produces

The bonds between the atoms in a molecule of a saturated organic compound are

Ethanol

Which of the following compounds can exist?

The presence of a COOH group is characteristic of an

A double helix structure is characteristic of

The unique properties of Teflon, which is composed of carbon and fluorine, arise from the strength of

An atomic orbital that is a mixture of s and p orbitals is called

The oxygen in the earth's atmosphere comes from

Cellulose is a

The Scientific Method

Motion

Energy

Energy and the Future

Matter and Heat

Electricity and Magnetism

Waves

The Nucleus

The Atom

The Periodic Law

Crystals, Ions, and Solutions

Chemical Reactions

Atmosphere and Hydrosphere

The Rock Cycle

The Evolving Earth

The Solar System

The Stars

The Universe Galaxies

Filters