Organic Compounds; Alkanes Unsaturated Hydrocarbons Flashcards
Identify the correct statement: The alkanes represent one family of organic compounds composed of carbon compounds
Select one:
a. in which the halogens are a major component
b. in which there is at least one double bond between carbons
c. that are composed of carbon and hydrogen
d. in which hydrogens can be bonded to other hydrogens
c. that are composed of carbon and hydrogen
Which of the following is an alcohol?
Select one:
a. CH3CH2COOH
b. CH3CH2OH
c. CH3COCH3
d. CH3CH2Br
b. CH3CH2OH
What is meant by the term “saturated” when describing hydrocarbons?
Select one:
a. The hydrocarbons are saturated with water and are wet
b. The hydrocarbons are saturated with carbons in the skeleton of the compounds
c. The hydrocarbons are saturated with hydrogens and have single bonds between carbons
d. The container holding the compound has not other compound
c. The hydrocarbons are saturated with hydrogens and have single bonds between carbons
Complete combustion of pentane produces
Select one:
a. carbon monoxide and water
b. carbon dioxide and water
c. carbon dioxide and carbon monoxide
d. carbon monoxide and carbon
b. carbon dioxide and water
All of the members of the alkane series of hydrocarbons have the general formula
Select one:
a. CnH2n
b. CnHn
c. CnH2n+2
d. CnH2n-2
c. CnH2n+2
Which of the following compounds exhibits structural isomerism?
Select one:
a. propane
b. methane
c. butane
d. ethane
c. butane
An alkane with 10 carbon atoms is a ______ at room temperature.
Select one:
a. solid
b. liquid
c. gas
b. liquid
Alkanes are _________ in water and ___________ than water.
Select one:
a. insoluble, less dense
b. soluble, less dense
c. insoluble, more dense
d. soluble, more dense
a. insoluble, less dense
How many structural isomers are possible for compounds with a molecular formula C4H10?
Select one:
a. 2
b. 3
c. 4
d. 5
a. 2
Which of the following formulas represents a saturated hydrocarbon?
Select one:
a. C2H4
b. C2H6
c. C3H6
d. C5H10
b. C2H6
What is a characteristic shared by the alkanes?
Select one:
a. soluble
b. polar
c. flammable
d. colored
c. flammable
Which applies to the manner in which carbon bonds in alkanes?
Select one:
a. The bonds are formed with carbon using an sp3 configuration
b. The bonds between carbon and other atoms are ionic
c. Carbon to carbon bonds are expected to be double bonds
d. The bonds formed by carbon all use p orbitals
a. The bonds are formed with carbon using an sp3 configuration
Name a difference between a saturated and an unsaturated hydrocarbon.
Select one:
a. Saturated hydrocarbons are composed of only carbon and hydrogen, and unsaturated hydrocarbons include other atoms than just carbon and hydrogen
b. Saturated hydrocarbons do not contain multiple bonds between carbons, but unsaturated hydrocarbons do contain multiple bonds
c. Unsaturated hydrocarbons a flammable, but saturated hydrocarbons aren’t flammable
d. Saturated hydrocarbons are essentially insoluble. Unsaturated hydrocarbons are soluble
b. Saturated hydrocarbons do not contain multiple bonds between carbons, but unsaturated hydrocarbons do contain multiple bonds
Which characteristic relates to alkenes, but not the other hydrocarbon families?
Select one:
a. saturation
b. halogen substitution
c. double bonds
d. triple bonds
c. double bonds
What number would be used to indicate the double bond position in the IUPAC name for CH3CH2CH= CHCH3?
Select one:
a. 1
b. 2
c. 3
d. 4
b. 2
