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chemistry
organic chemistry
Questions and Answers of
Organic Chemistry
Name this molecule.
Name this molecule.
Name this molecule.
Name this molecule.
Predict the product(s) of this elimination reaction.
Predict the product(s) of this elimination reaction.
Predict the product(s) of this elimination reaction.
Predict the product(s) of this elimination reaction.
What is elimination? How does it differ for alkyl halides and alcohols?
Name this molecule.
Name this molecule.
Name this molecule.
Name this molecule.
Name this molecule.
Name this molecule.
Name this molecule.
Give an alternate but acceptable name to the molecule in Exercise 4b.
Complete this chemical reaction.
Complete this chemical reaction.
The drug known as aspirin has this molecular structure:Identify the functional group(s) in this molecule.
The drug known as naproxen sodium is the sodium salt of this molecule:(The extra H atoms are omitted for clarity.) Identify the functional group(s) in this molecule.
Identify the ester made by reacting these molecules.
Identify the ester made by reacting these molecules.
Name each molecule.a.b.
Name each molecule.a.b.
Name each molecule.a.b.
Name each molecule.a.b.
Name this molecule.
Name this molecule.
Give an alternate but acceptable name to the molecule in Exercise 3b.
Draw the structure of the amide formed by reacting propylamine with propanoic acid.
Draw the structure of the amide formed by reacting hexylamine with ethanoic acid.
Name each thiol using the -thiol suffix.a.b. C4H9SH
One component of skunk spray is 3-methyl-1-butanethiol. Draw its structure. (The 1 indicates the position of the S atom.)
Identify each compound as a primary, secondary, or tertiary amine.a.b. c.
Identify each compound as a primary, secondary, or tertiary amine.a.b. c.
Write the chemical reaction between each amine in Exercise 3 and HCl.
Write the chemical reaction between each amine in Exercise 4 and HNO3.
Name each amine.a.b.
Name each amine.a.b.
Draw the silicone made from this monomer.
Draw the polymer made from this monomer.
Draw the polymer made from this monomer.
What is the difference between a condensation polymer and a copolymer?
Draw the silicone made from this monomer.
Draw the carbon backbone of all possible five-carbon cyclic alkenes with two double bonds, assuming no substituents on the ring.
Molecules with multiple double bonds can also participate in addition reactions. Draw the structure of the product when butadiene, CH2=CH–CH=CH2, reacts with chlorine.
Molecules with multiple double bonds can also participate in addition reactions. Draw the structure of the product when allene, CH2=C=CH2, reacts with bromine.
In the gasoline industry, what is called isooctane is actually 2,2,4-trimethylpentane. Draw the structure of isooctane.
The actual name for the explosive TNT is 2,4,6-trinitrotoluene. If the structure of TNT ispropose the structure of the parent compound toluene.
Phenol is hydroxybenzene, the simplest aromatic alcohol. Picric acid is an explosive derivative of phenol whose formal name is 2,4,6-trinitrophenol. With reference to Exercise 19, draw the structure
Draw the structures of all possible straight-chain isomers of bromopentane.
Draw the structures of all the possible isomers of butanol. Include branched isomers.
What is the final product of the double elimination of HCl from 1,1-dichloroethane?
Draw the structure of the final product of the double elimination of 1,3-dibromopropane.
Draw the structure and name of the alcohol whose double elimination would yield the same product as in Exercise 23. Name the molecule as a hydroxyl-substituted compound.
Draw the structure and name of the alcohol whose double elimination would yield the same product as in Exercise 24. Name the molecule as a hydroxyl-substituted compound.
Draw the smallest molecule that can have a separate aldehyde and carboxylic acid group.
Ethyl acetate is a common ingredient in nail-polish remover because it is a good solvent. Draw the structure of ethyl acetate.
Draw the carbon backbone of all noncyclic alkanes with only four C atoms.
A lactone is an ester that has its ester functional group in a ring. Draw the structure of the smallest possible lactone (which is called acetolactone, which might give you a hint about its
Draw the structure of diethyl ether, once used as an anesthetic.
The smallest cyclic ether is called an epoxide. Draw its structure.
Putrescine and cadaverine are molecules with two amine groups on the opposite ends of a butane backbone and a pentane backbone, respectively. They are both emitted by rotting corpses. Draw their
With four monomers, draw two possible structures of a copolymer composed of ethylene and propylene.
With four monomers, draw two possible structures of a copolymer composed of ethylene and styrene.
Draw the silicone that can be made from this monomer:
One of the ingredients in the original Silly Putty was a silicone polymer with two methyl groups on each Si atom. Draw this silicone.
Draw the carbon backbone of all noncyclic alkanes with only five C atoms.
Draw and name all possible isomers of pentene.
Draw and name all possible isomers of heptyne.
Polyunsaturated alkenes have more than one C–C double bond. Draw the carbon backbone of all possible noncyclic polyunsaturated alkenes with four C atoms and two double bonds. What are the complete
You place 1.85 grams of wood in a vessel with 9.45 grams of air and seal the vessel. Then you heat the vessel strongly so that the wood burns. In burning, the wood yields ash and gases. After the
Using the definitions 1 in. = 2.54 cm and 1 yd = 36 in. (both exact), obtain the conversion factor for yards to meters. How many meters are there in 3.54 yd?
Give answers to the following arithmetic setups. Round to the correct number of significant figures. a. 5.61 × 7.891/9.1 b. 8.91 6.435 c. 6.81 6.730 d. 38.91 × (6.81 6.730)
Express the following quantities using an SI prefix and a base unit. For instance, 1.6 × 106 m × 1.6 µm. A quantity such as 0.000168 g could be written 0.168 mg or 168 µg.a. 1.84 × 109 mb.
a. A person with a fever has a temperature of 102.5oF. What is this temperature in degrees Celsius? b. A cooling mixture of dry ice and isopropyl alcohol has a temperature of 78oC. What is this
A piece of metal wire has a volume of 20.2 cm3 and a mass of 159 g. What is the density of the metal? We know that the metal is manganese, iron, or nickel, and these have densities of 7.21 g/cm3,
Ethanol (grain alcohol) has a density of 0.789 g/cm3. What volume of ethanol must be poured into a graduated cylinder to equal 30.3 g?
The oxygen molecule (the smallest particle of oxygen gas) consists of two oxygen atoms a distance of 121 pm apart. How many millimeters is this distance?
A large crystal is constructed by stacking small, identical pieces of crystal, much as you construct a brick wall by stacking bricks. A unit cell is the smallest such piece from which a crystal can
Matter can be represented as being composed of individual units. For example, the smallest individual unit of matter can be represented as a single circle, ¢, and chemical combinations of
a. When you report your weight to someone, how many significant figures do you typically use?b. What is your weight with two significant figures?c. Indicate your weight and the number of significant
a. Estimate and express the length of your leg in an appropriate metric unit. b. What would be a reasonable height, in meters, of a three-story building? c. How would you be feeling if your body
You are working in the office of a precious metals buyer. A miner brings you a nugget of metal that he claims is gold. You suspect that the metal is a form of “fool’s gold,” called marcasite,
Discuss some ways in which chemistry has changed technology. Give one or more examples of how chemistry has affected another science.
Describe each of the following as a physical or chemical property of each listed chemical substance. a. Chlorine is a green gas b. Zinc reacts with acids c. Magnesium has a density of 1.74 g/cm3 d.
Analyses of several samples of a material containing only iron and oxygen gave the following results. Could this material be a compound?
A red-orange solid contains only mercury and oxygen. Analyses of three different samples gave the following results. Are the data consistent with the hypothesis that the material is a compound?
A cubic box measures 39.3 cm on an edge. What is the volume of the box in cubic centimeters? Express the answer to the correct number of significant figures.
A cylinder with circular cross section has a radius of 2.56 cm and a height of 56.32 cm. What is the volume of the cylinder? Express the answer to the correct number of significant figures.
An aquarium has a rectangular cross section that is 47.8 in. by 12.5 in.; it is 19.5 in. high. How many U.S. gallons does the aquarium contain? One U.S. gallon equals exactly 231 in3.
A spherical tank has a radius of 175.0 in. Calculate the volume of the tank in cubic inches; then convert this to Imperial gallons. The volume of a sphere is (4/3) πr3, where r is the radius. One
Obtain the difference in volume between two spheres, one of radius 5.61 cm, the other of radius 5.85 cm. The volume V of a sphere is (4/3) πr3, where r is the radius. Give the result to the correct
What is the difference in surface area between two circles, one of radius 7.98 cm, the other of radius 8.50 cm? The surface area of a circle of radius r is πr2. Obtain the result to the correct
Perform the following arithmetic setups and express the answers to the correct number of significant figures. a. 56.1 51.1/6.58 b. 56.1 + 51.1/6.58 c. (9.1 + 8.6) × 26.91 d. 0.0065 × 3.21 + 0.0911
Perform the following arithmetic setups and report the answers to the correct number of significant figures. a. 9.345 9.005/9.811 b. 9.345 + 9.005/9.811 c. (7.50 + 7.53) × 3.71 d. 0.71 × 0.36 +
For each of the following, write the measurement in terms of an appropriate prefix and base unit. a. The mass of calcium per milliliter in a sample of blood serum is 0.0912 g. b. The radius of an
For each of the following, write the measurement in terms of an appropriate prefix and base unit. a. The mass of magnesium per milliliter in a sample of blood serum is 0.0186 g. b. The radius of a
Write each of the following in terms of the SI base unit (that is, express the prefix as the power of 10). a. 1.07 ps b. 5.8 µm c. 319 nm d. 15.3 ms
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