Energy and Fuels Flashcards
(26 cards)
What is the general formula for alkanes?
CnH2n+2
True or False: Alkanes are saturated hydrocarbons.
True
Fill in the blank: The simplest alkane is ______.
Methane
Which alkane has the molecular formula C4H10?
Butane
What type of bond do alkanes contain?
Single covalent bonds
Which of the following is an example of an alkane? A) Ethylene B) Propane C) Acetylene
B) Propane
What is the primary use of alkanes in the energy sector?
As fuels
True or False: Alkanes can undergo addition reactions.
False
What is the boiling point trend for alkanes as the number of carbon atoms increases?
The boiling point increases.
Fill in the blank: The alkane with five carbon atoms is called ______.
Pentane
Which alkane is commonly used as a lighter fuel?
Butane
True or False: Alkanes are generally nonpolar molecules.
True
What are the primary products of alkane combustion?
Carbon dioxide and water
What is the name of the alkane with the molecular formula C6H14?
Hexane
Which alkane has the lowest boiling point?
Methane
Fill in the blank: Alkanes are primarily obtained from ______.
Crude oil
What is the structure of alkanes characterized by?
A straight or branched chain of carbon atoms.
True or False: Alkanes can form isomers.
True
What is the main environmental concern associated with alkane combustion?
Greenhouse gas emissions
Which of the following is NOT an alkane? A) Octane B) Propylene C) Decane
B) Propylene
What is the process called that converts crude oil into usable fuels?
Refining
Fill in the blank: The alkane with seven carbon atoms is called ______.
Heptane
Which alkane is known for being a major component of natural gas?
Methane
True or False: Alkanes can participate in polymerization reactions.
False
