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WorksheetsOrganic Chemistry
Total questions: 70
Worksheet time: 35mins
Melting and boiling point will __________ with chain length
Increase
Decrease
Not change
Branching on hydrocarbon chains will
Increase melting and boiling points
Decrease melting and boiling points
Increase melting points but decrease boiling points
Decrease melting points but increase boiling points
A polar molecule will have
A difference in electronegativity
The same electronegativity
Symmetry
An example of a non-polar molecule could be
Water
Methanol
Methane
Methanoic acid
Dispersion forces are found between
Non-polar molecules
Polar molecules
Dipole-dipole attractions are found between _______ molecules and have ______________ dipoles
Polar; temporary
Non-polar; temporary
Polar; permanent
Non-polar; permanent
Hydrogen bonding can be found between which three elements?
Fluorine, oxygen, and magnesium
Carbon, oxygen, and hydrogen
Fluorine, oxygen, and nitrogen
Carbon, fluorine, and oxygen
Butane and 2-methylpropane are examples of ________ isomers
Positional
Chain
Functional
The shown compound is an example of what type of isomer?
Cis
Trans
What is the name of the following compound?
Trans hex-3-ene
Cis hex-3-ene
Hex-3-ene
1,2 - diethylethene
How many chiral carbons does this molecule contain?
1
2
3
300
As the number of carbon atoms increase, viscosity...
Increases
Decreases
If a liquid has a flashpoint of 37.8oC, then it will be
Flammable
Combustible
Cold
Hot
Smaller alcohols are more soluble in water than larger alcohols because... (hint: like dissolves like)
Smaller alcohols are more polar (the functional group has a large impact on polarity in smaller molecules)
Smaller alcohols are less polar
Larger molecules are more polar (the functional group has less impact on polarity)
Larger molecules are less polar (the functional group has a large impact on polarity in larger molecules)
Which of the following are unable to form hydrogen bonds?
Esters
Aldehydes and ketones
Alcohols
Amines and amides
Carboxylic acids
Which of the following are stronger acids?
Alcohols because they can donate a proton more readily
Carboxylic acids because they can donate a proton more readily
Which of the following would have the highest boiling point?
Pentanoic acid
Pentanol
Pentane
Pentene
Which of the following is the most polar?
Pentanol
Pentane
Decanol
Decane
What is produced when hydrocarbons are reacted with plentiful oxygen?
Carbon dioxide and water
Water only
Carbon dioxide and carbon monoxide
Carbon dioxide only
What is produced when hydrocarbons react with limited oxygen?
Carbon dioxide only
Water only
Carbon monoxide and water
Carbon monoxide and hydrogen
CH3CH2CH3 + Cl2 -->
CH3CH2CH3Cl2
CH3CH2CH3Cl + HCl
CH3CH2CH2Cl + HCl
CH3CH2Cl + HCl
The molecule shown could be broken up into:
Decane
Heptane and propene
Heptane and propane
Octane and pentene
If you reacted H2 with butene using a platnium catalyst, you are likely to produce:
Butane
Hexane
Butanol
Hexanol
If you are reacting something with an alkene, it is likely to be a/an _____________ reaction.
Addition
Substitution
Esterification
Condensation
If you are reacting something with an alkane, it is likely to be a/an ____________________ reaction.
Addition
Substitution
Esterification
Condensation
If you react HBr with ethene, you are likely to produce
Bromoethane
Bromoethene
Ethane
Bromoethane + HBr
In order to test for unsaturation (the presence of a double bond) you can
Add bromine water to the sample. If it turns from brown to clear, it indicates the presence of a double bond.
Add bromine water to the sample. If it turns clear to brown, it indicates the presence of a double bond
Reacting an alkene with water (steam) using a phosphoric acid catalyst (H3PO4) is likely to produce a/an
Alcohol
Carboxylic acid
Ester
Alkene
What are the products of this reaction?
1- Propanol and NaCl
1 - Propanol
CH3CH2CH2Na
CH3CH2CH2Na + OH + Cl
CH3CH2OH + NH3 --->
CH3CH2NH2 + H2O
CH3CH2NH3 + OH
CH3CH2NH2 + OH
CH3CH2NH3 + H2O
Primary alcohols can be oxidised and turned into _____________ using H+/MnO4- or H+/Cr2O72-
Carboxylic acids
Ketones
Primary alcohols cannot be oxidised
Secondary alcohols can be turned into _____________ using H+/MnO4- or H+/Cr2O72-
Carboxylic acids
Ketones
Secondary alcohols cannot be oxidised
Tertiary alcohols can be turned into _____________ using H+/MnO4- or H+/Cr2O72-
Carboxylic acids
Ketones
Tertiary alcohols cannot be oxidised
If you react pentanol and ethanoic acid, you will produce an ester with the name:
Pentyl ethanoate
Ethyl pentanoate
Pentanoic acid and ethanol
Esters are a conspiracy theory
If you react a carboxylic acid with an amine, you will produce
Amide and water
Amide and an ester
Water only
Amide only
For the balanced equation shown below, if the reaction of 20.7 grams of CaCO3 produces 6.81 grams of CaO, what is the percent yield?
CaCO3 ---> CaO + CO2
59%
33%
0.59%
0.33%
What is the atom economy of this reaction? (pick the closest option)
25%
50%
30%
80%
What is the name of this compound?
2 - methylbutane
3 - methylbutane
Pentane
2 - butene
Which of the following is the correct condensed formula for ethyl propanoate?
CH3CH2COOCH2CH3
CH3CH2COCOCH2CH3
CH3CH2CH2CH3(OO)
How many times can carbon bond?
1
2
3
4
Alkanes can be classified as
Saturated hydrocarbons
Unsaturated hydrocarbons
Cyclic hydrocarbons
An alkane has 8 carbons. How many hydrogens will it have?
16
18
14
None
How many structural isomers does pentane have? (try and draw them out)
2
3
5
9
What is the name of the following hydrocarbon?
Heptane
Hexane
Octane
Nonane
What is the name of this hydrocarbon?
3-methylhexane
1,3 - dimethylpentane
4 - methylhexane
What is the name of this hydrocarbon?
3,4 - diethylhex-2-ene
3,4 - diethylhexane
2,3 - diethylhexane
3,4 - dimethylhex-2-ene
What functional group is this?
Hydroxyl (alcohol)
Carboxyl (carboxylic acid)
Carbonyl (ketone)
Ester (ester)
What functional group is this?
Hydroxyl (alcohol)
Aldehyde (aldehyde)
Carbonyl (ketone)
Carboxyl (carboxylic acid)
What functional group is this?
Hydroxyl (alcohol)
Aldehyde (aldehyde)
Carbonyl (ketone)
Carboxyl (carboxylic acid)
What functional group is this?
Hydroxyl (alcohol)
Aldehyde (aldehyde)
Carbonyl (ketone)
Ester (ester)
What functional group is this?
Amine
Amide
Haloalkane
Ether
What functional group is this?
Amide
Amine
Haloalkane
Ether
What is this functional group? (where X represents Cl for example)
Amine
Amide
Haloalkane
Ether
Is this a primary, secondary or tertiary alcohol?
Primary
Secondary
Tertiary
This isn't an alcohol
What is the name of this alcohol?
4 - methylheptan-2-ol
4 - methylheptanol
4, 4 - methylheptanol
Bruce
What is the name of this aldehyde?
Propanone
Propanal
1- propanal
1 - propanone
What is the name of this ketone?
Propanone
Propanal
2 - propanone
2 - propanal
What is the name of this carboxylic acid?
2 - methylhexanoic acid
hexanoic acid
2 - methylhexanoate
2 - ethylhexanoic acid
What is the name of this ester?
Ethyl butanoate
Butyl ethanoate
1 - ethyl butanoic acid
1 - butyl propanoic acid
What is the name of this amine?
Pentanamine
Hexanamine
Butanamine
Bob
1 - bromo - 2 - methylpropane would have
3 carbons with a methyl group on the second carbon as well as a bromine on the first
3 carbons with a methyl group on the first carbon as well as a bromine on the second
4 carbons with a methyl group on the second carbon as well as a bromine on the first
Which of the following has the highest priority when naming?
Alkane
Alcohol
Ester
Carboxylic acid
In Aladdin, what is the name of Jasmine’s pet tiger?
Drago
Raul
Rajah
Tony
What is Simba's mother's name in The Lion King?
Nala
Sarabi
Malici
Mom
Which actor has won the most Oscar awards?
Meryl Streep
Jack Nicholson
Tom Hanks
Katharine Hepburn
