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Worksheets11th CHEMISTRY STUDY GUIDE
Total questions: 44
Worksheet time: 25mins
Which is the name of this compound?
3-ethyl-2,2-dimethylhex-3-yne
4-ethyl-5,5-methylhex-2-yne
4-butylhex-2-yne
4-ethyl-5,5-dimethylhex-2-yne
Name this molecule
2-methyl-but-1-yne-3-ene
1-methyl-but-1-yne-3-ene
2-methyl-but-1-ene-3-yne
1-methyl-but-1-ene-3-yne
Changes in the structure of the carbon chain can completely change the chemistry of the molecule
True
False
ALKANES are...
Unsaturated hydrocarbons
Saturated hydrocarbons
Polycarbons
Monocarbons
ALKENES have
Only single bonds
At least one double bond
All double bonds
At least one triple bond
ALKYNES are unsaturated hydrocarbons that have at least one triple bond.
True
False
What isomer is the molecule in the left.
Cis isomer
Trans isomer
What isomer is the molecule on the bottom.
Cis isomer
Trans isomer
Cis and Trans Isomers
Alanes and Alkynes
Double or triple bonds
Saturated and Unsturated hydrocarbons
Alkenes usually go through addition reactions because....
they are hydrocarbons
they are saturated
they can't form isomers
they have double bonds
Molecules of 1-bromopropane and 2-bromopropane differ in
molecular formula
structural formula
number of carbon atoms per molecule
number of bromine atoms per molecule
What Alkene is C4H8?
Propene
Pentene
Butene
Ethene
Which is the alkene?
A
B
What happens during an addition reaction in terms of bonding? Tick two.
Carbon-carbon double bond remains the same.
Carbon-carbon double bonds open up.
The two carbon atoms bond to atoms of another molecule.
Only one carbon bonds with another molecule.
What type of reaction is shown?
Polymerisation
Bromination
Hydrogenation
Hydration
What type of reaction is shown?
Polymerisation
Hydrogenation
Hydration
Bromination
Give the name of reaction in the preparation of alkene from alcohol compounds.
Dehydrohalogenation
Hydration
Halogenation
Dehydration
What type of reaction is shown
Hydrogenation
Hydration
Dehydrogenation
Dehydration
What type of reaction is shown
hydration
hydrogenation
dehydration
dehydrogenation
A chain of repeating units (called monomers)
monomer
dimer
replicate
polymer
Which of the following determine the properties of a polymer?
chemical nature of the monomer
length of the polymer chain
how the monomers are joined together
All of the above
The addition of water is called...
Halogenation
Hydrogenation
Hydration
Dehydration
What happens in an Addition Polymerisation
Two different functional groups bond together and expel a small molecule (often water)
A small molecule is added
All atoms used up when monomers join together
Name the main sources of Polymers
Crude Oil
Coal
Ores
Natural Gas
Carbon is able to bond with atoms of other elements in many different ways because it has
six protons
four electrons
six valence electrons
four valence electrons
Compounds that contain only the elements carbon and hydrogen are called
carbon chains
hydrocarbons
isomers
substituted hydrocarbons
How many chemical bonds can each carbon atom form?
one
two
three
four
What is a functional group?
Group of atoms that give specific characteristics to a molecule
Group of molecules that give specific characteristics to an atom
Group of molecules that make up a group of atoms
Group of atoms that give specific characteristics to an element
The small molecules that make up larger molecules.
monomer
polymer
synthetic
plastic
Which type of hydrocarbon is shown above?
Alkane
Alkene
Alkyne
None of the above
What are the benefits of hydrogenation?
Increases the melting point
Makes fats healthier
Adds more hydrogren
Decreases the melting point
Synthetic polymers are ______________________ polymers.
man made
natural
Which one of the following is the source of the molecules used to make synthetic plastics?
Natural gas
Crude oil or petroleum
Coal
Mineral ores
Which two of the following are terms used to describe plastics?
Monomers
Macromolecules
Oils
Polymers
Which molecule is the monomer used to make polythene?
Ethane
Ethene
Propane
Propene
Which diagram shows the correct structure for a repeating unit of polypropene?
Identify the monomer that would be used to make the addition polymer Teflon (polytetrafluoroethene) shown above.
Name the following compound
Benzene
Benzol
Phenyl
Phenol
Name the compound
Methane benzene
Toluene
Benzene methane
methane phenyl
Which is the correct drawing of o-bromonitrobenzene?
Which is the correct drawing of m-bromonitrobenzene?
It refers to any large class of unsaturated chemical compounds characterized by one or more planar rings of atoms joined by a covalent bonds of two different kinds.
Aromatic compounds
Aliphatic compounds
Benzene
Toluene
