ch.11 final
What is the IUPAC name for the following alkane?
2-methylbutane
What is the longest carbon chain for the compound shown?
9
Which of the following is NOT a functional group associated with organic molecules? (Note: R represents any alkyl chain.)
A
Which of the following is the structural formula of 1-bromo-2,2- dimethylpropane?
A
Which of the following formulas does not represent an organic compound?
All are 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.)
B
Which of the following structural formulas represents an normal (unbranched) alkane?
B
The IUPAC name for the chemical shown contains an ethyl group located at what position?
C
Which of the following formulas represents a saturated hydrocarbon?
C2H6
An unknown substance is a liquid at room temperature, reacts readily with oxygen, and is a nonconductor. Which of the listed compounds might this substance be?
C6H6
The condensed structural formula for 2,3-dimethylbutane would be which of the following?
CH3CH(CH3)CH(CH3)CH3
Which of the following is an alcohol?
CH3CH2OH
Complete combustion of an alkane produces what products?
CO2 and H2O
Complete combustion of pentane produces _____ .
CO2 and H2O
What is the reason why there are so many organic compounds?
Carbon atoms can form stable covalent bonds with other carbon atoms.
A general formula for cycloalkanes is _____ .
CnH2n
All of the members of the alkane series of hydrocarbons have the general formula _____ .
CnH2n +2
The structural formula of 1-bromo-2,2-dimethylbutane is _____ .
D
Three physical properties shown below beside different alkane series. Which of the series is(are) listed in the order of increase (lowest to highest) for the corresponding property?
Density: C4H10 < C5H12 < C8H18
Which of the following compounds would be classified as inorganic?
NaC2H3O2
Identify the correct statement. Cycloalkanes are
None of these statements are correct
Which applies to the manner in which carbon bonds in alkanes?
The bonds are formed with carbon using an sp3 configuration.
What is meant by the term "saturated" when describing hydrocarbons?
They are saturated with hydrogen and only have single bonds between carbons.
The name for the following structure will end with ____.
butane
What is the IUPAC name for the compound shown?
1,2,4,5- tetramethylcycloheptane
Which of the following compounds can exist in the form of geometric isomers?
1,2- dibromocyclopentane
Which of the following cycloalkanes contains a total of 12 carbon atoms?
1- ethyl-2methylcyclononane
What the correct IUPAC name for the compound shown?
1-bromo-2-ethyl-1-methylcyclopropane
How many structural isomers are possible for compounds with a molecular formula C4H10?
2
How many isomers (structural + geometric) exist for dichlorocyclopropane (C3H4Cl2)?
3
A compound is incorrectly named 2-ethyl 1-2,4-dimethylhexane. What would be the correct IUPAC name?
3,3,5- trimethylheptane
Give the IUPAC name for the following chemical.
3-ethyl-3-methyl-6- propyldecane
The IUPAC name for the following compound is _____.
3-methylpentane
The compound shown has the IUPAC name of _____.
4-isopropyloctane
How many isomers (structural + geometric) exist for dibromocyclopentane (C5H8Br2)?
5
How many structural isomers of C7H16 have five carbon atoms in the longest carbon chain?
5
When the following hydrocarbon reacts with an excess of oxygen gas, the balanced equation would contain how many moles of water?
6
How many hydrogen atoms are needed to complete the following structure C=C-N-C
7
Which of the following is a structural isomer of the compound shown below?
D
When ethane burns in a limited supply of oxygen, the chemical reaction would be which of the following?
all of the above
Which of the following compounds can exhibit structural isomerism?
butane
Due to the method used for treatment, which of the following might be found in drinking water?
chloromethane
The following compound would be named ____-1,2- dimethylcyclopropane.
cis
The following two structures would be classified as what?
conformations
What is the most common type of bond found in organic molecules?
covalent
Given the fact that organic compounds like waxes and oils have low melting points and make good lubricants, it's a good bet that the main type of interparticle interaction is due to_____.
dispersion forces
What is a characteristic shared by the alkanes?
flammable
Which of the following terms applies to the alkanes?
hydrophobic
Alkanes are ____ in water and ____ than water.
insoluble, less dense
The correct name for the alkyl group shown below is _____ .
isobutyl
An alkane with 10 carbon atoms is a ____ at room temperature.
liquid
The vast number of organic compounds is due to the unique chemistry of carbon. This chemistry involves
more than one answer is correct
Which of the following is a use for alkanes?
more than one response is correct
cis-1,2-Dimethylcyclohexane and trans-1,2-dimethylcyclohexane are examples of what type of isomers?
more than one response is correct
Alkanes react readily with _____ .
none of these choices
What is a major difference between inorganic and organic compounds?
organic compounds contain carbon; few inorganic compounds do
The naming of organic compounds is specific. Which is an incorrect statement
organic compounds must have both an IUPAC name and a common name
Which of the following compounds is a structural isomer of 2- methylbutane?
pentane
Organic chemistry is the branch of chemistry involved with carbon based compounds. Carbon is a member of which group of elements on the periodic table?
representative
Identify the correct statement: The alkanes represent one family of organic compounds
that is composed of carbon and hydrogen.
Which statement is not correct? Functional groups are
the parts of molecules used to differentiate classifications of organic molecules.
