30 Questions
Which type of hydrocarbon contains carbon-carbon single bonds?
Alkanes
What is the primary purpose of the IUPAC system?
To assign a unique name to every organic compound
What is the suffix used to indicate that a compound is a saturated hydrocarbon?
-ane
Which of the following is NOT an alkane?
Na2CO3
What is the atomic number of the element carbon in the periodic table?
6
What is the origin of the prefixes for 1 to 4 carbon atoms in the IUPAC system?
Well-established long before the nomenclature was systematized
What is a substituent group derived from an alkane by removal of a hydrogen atom called?
Alkyl group
What type of hydrocarbon contains one or more carbon-carbon double bonds, triple bonds, or benzene rings?
Alkenes
What determines the parent name of an alkane with a branched chain in the IUPAC system?
The longest chain of carbon atoms
What is the general term for a compound that consists only of hydrogen and carbon atoms?
Hydrocarbon
What is the purpose of the table in the passage?
To provide the prefixes used to show the presence of 1 to 20 carbon atoms
Which of the following is a characteristic of alkanes?
Saturated
Why do alkanes not dissolve in water?
Because they cannot form hydrogen bonds with water
What is the average density of the liquid alkanes?
0.7 g/mL
What is the most important chemical property of alkanes and cycloalkanes?
Their inertness
What is the most important reaction of alkanes with oxygen?
Combustion to form carbon dioxide and water
What is the suffix used to name an alkyl group?
-yl
Why do alkanes float on water?
Because they are less dense than water
What is the basis for the use of alkanes as energy sources?
Their oxidation to form carbon dioxide and water
What does the prefix 'sec-' stand for in the nomenclature of organic compounds?
Secondary
According to the IUPAC rules, how is the parent chain of a branched-chain alkane determined?
The longest chain of carbon atoms is the parent chain
How is the location of a substituent indicated in the name of an alkane?
With a hyphen
How is the name of an alkane with an unbranched chain of carbon atoms constructed?
With a prefix showing the number of carbon atoms in the parent chain and the suffix –ane
What prefix is used to indicate that a substituent occurs more than once in an alkane?
di-
What is the heat of combustion of propane?
530 kcal/mol
What is the condition required for the reaction between methane and chlorine to occur?
High temperature or exposure to light
What is the product of the reaction between methane and chlorine?
Chloromethane and hydrogen chloride
What is the process that occurs in the reaction between methane and chlorine?
Substitution reaction
What is the product of the reaction between chloromethane and chlorine?
Dichloromethane
What is the final product of the chlorination of methane?
Tetrachloromethane
Determine the properties of alkanes, alkenes, and alkynes and understand their importance in Criminology and Criminal Justice Education. Learn to name these hydrocarbons and create simple video presentations.
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