wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Organic Chemistry

Total questions: 70

Worksheet time: 35mins

Name
Class
Date
1.

Melting and boiling point will __________ with chain length

a)

Increase

b)

Decrease

c)

Not change

2.

Branching on hydrocarbon chains will

a)

Increase melting and boiling points

b)

Decrease melting and boiling points

c)

Increase melting points but decrease boiling points

d)

Decrease melting points but increase boiling points

3.

A polar molecule will have

a)

A difference in electronegativity

b)

The same electronegativity

c)

Symmetry

4.

An example of a non-polar molecule could be

a)

Water

b)

Methanol

c)

Methane

d)

Methanoic acid

5.

Dispersion forces are found between

a)

Non-polar molecules

b)

Polar molecules

6.

Dipole-dipole attractions are found between _______ molecules and have ______________ dipoles

a)

Polar; temporary

b)

Non-polar; temporary

c)

Polar; permanent

d)

Non-polar; permanent

7.

Hydrogen bonding can be found between which three elements?

a)

Fluorine, oxygen, and magnesium

b)

Carbon, oxygen, and hydrogen

c)

Fluorine, oxygen, and nitrogen

d)

Carbon, fluorine, and oxygen

8.

Butane and 2-methylpropane are examples of ________ isomers

a)

Positional

b)

Chain

c)

Functional

9.

The shown compound is an example of what type of isomer?

a)

Cis

b)

Trans

10.

What is the name of the following compound?

a)

Trans hex-3-ene

b)

Cis hex-3-ene

c)

Hex-3-ene

d)

1,2 - diethylethene

11.

How many chiral carbons does this molecule contain?

a)

1

b)

2

c)

3

d)

300

12.

As the number of carbon atoms increase, viscosity...

a)

Increases

b)

Decreases

13.

If a liquid has a flashpoint of 37.8oC, then it will be

a)

Flammable

b)

Combustible

c)

Cold

d)

Hot

14.

Smaller alcohols are more soluble in water than larger alcohols because... (hint: like dissolves like)

a)

Smaller alcohols are more polar (the functional group has a large impact on polarity in smaller molecules)

b)

Smaller alcohols are less polar

c)

Larger molecules are more polar (the functional group has less impact on polarity)

d)

Larger molecules are less polar (the functional group has a large impact on polarity in larger molecules)

15.

Which of the following are unable to form hydrogen bonds?

a)

Esters

b)

Aldehydes and ketones

c)

Alcohols

d)

Amines and amides

e)

Carboxylic acids

16.

Which of the following are stronger acids?

a)

Alcohols because they can donate a proton more readily

b)

Carboxylic acids because they can donate a proton more readily

17.

Which of the following would have the highest boiling point?

a)

Pentanoic acid

b)

Pentanol

c)

Pentane

d)

Pentene

18.

Which of the following is the most polar?

a)

Pentanol

b)

Pentane

c)

Decanol

d)

Decane

19.

What is produced when hydrocarbons are reacted with plentiful oxygen?

a)

Carbon dioxide and water

b)

Water only

c)

Carbon dioxide and carbon monoxide

d)

Carbon dioxide only

20.

What is produced when hydrocarbons react with limited oxygen?

a)

Carbon dioxide only

b)

Water only

c)

Carbon monoxide and water

d)

Carbon monoxide and hydrogen

21.

CH3CH2CH3 + Cl2 -->

a)

CH3CH2CH3Cl2

b)

CH3CH2CH3Cl + HCl

c)

CH3CH2CH2Cl + HCl

d)

CH3CH2Cl + HCl

22.

The molecule shown could be broken up into:

a)

Decane

b)

Heptane and propene

c)

Heptane and propane

d)

Octane and pentene

23.

If you reacted H2 with butene using a platnium catalyst, you are likely to produce:

a)

Butane

b)

Hexane

c)

Butanol

d)

Hexanol

24.

If you are reacting something with an alkene, it is likely to be a/an _____________ reaction.

a)

Addition

b)

Substitution

c)

Esterification

d)

Condensation

25.

If you are reacting something with an alkane, it is likely to be a/an ____________________ reaction.

a)

Addition

b)

Substitution

c)

Esterification

d)

Condensation

26.

If you react HBr with ethene, you are likely to produce

a)

Bromoethane

b)

Bromoethene

c)

Ethane

d)

Bromoethane + HBr

27.

In order to test for unsaturation (the presence of a double bond) you can

a)

Add bromine water to the sample. If it turns from brown to clear, it indicates the presence of a double bond.

b)

Add bromine water to the sample. If it turns clear to brown, it indicates the presence of a double bond

28.

Reacting an alkene with water (steam) using a phosphoric acid catalyst (H3PO4) is likely to produce a/an

a)

Alcohol

b)

Carboxylic acid

c)

Ester

d)

Alkene

29.

What are the products of this reaction?

a)

1- Propanol and NaCl

b)

1 - Propanol

c)

CH3CH2CH2Na

d)

CH3CH2CH2Na + OH + Cl

30.

CH3CH2OH + NH3 --->

a)

CH3CH2NH2 + H2O

b)

CH3CH2NH3 + OH

c)

CH3CH2NH2 + OH

d)

CH3CH2NH3 + H2O

31.

Primary alcohols can be oxidised and turned into _____________ using H+/MnO4- or H+/Cr2O72-

a)

Carboxylic acids

b)

Ketones

c)

Primary alcohols cannot be oxidised

32.

Secondary alcohols can be turned into _____________ using H+/MnO4- or H+/Cr2O72-

a)

Carboxylic acids

b)

Ketones

c)

Secondary alcohols cannot be oxidised

33.

Tertiary alcohols can be turned into _____________ using H+/MnO4- or H+/Cr2O72-

a)

Carboxylic acids

b)

Ketones

c)

Tertiary alcohols cannot be oxidised

34.

If you react pentanol and ethanoic acid, you will produce an ester with the name:

a)

Pentyl ethanoate

b)

Ethyl pentanoate

c)

Pentanoic acid and ethanol

d)

Esters are a conspiracy theory

35.

If you react a carboxylic acid with an amine, you will produce

a)

Amide and water

b)

Amide and an ester

c)

Water only

d)

Amide only

36.

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

a)

59%

b)

33%

c)

0.59%

d)

0.33%

37.

What is the atom economy of this reaction? (pick the closest option)

a)

25%

b)

50%

c)

30%

d)

80%

38.

What is the name of this compound?

a)

2 - methylbutane

b)

3 - methylbutane

c)

Pentane

d)

2 - butene

39.

Which of the following is the correct condensed formula for ethyl propanoate?

a)

CH3CH2COOCH2CH3

b)

CH3CH2COCOCH2CH3

c)

CH3CH2CH2CH3(OO)

40.

How many times can carbon bond?

a)

1

b)

2

c)

3

d)

4

41.

Alkanes can be classified as

a)

Saturated hydrocarbons

b)

Unsaturated hydrocarbons

c)

Cyclic hydrocarbons

42.

An alkane has 8 carbons. How many hydrogens will it have?

a)

16

b)

18

c)

14

d)

None

43.

How many structural isomers does pentane have? (try and draw them out)

a)

2

b)

3

c)

5

d)

9

44.

What is the name of the following hydrocarbon?

a)

Heptane

b)

Hexane

c)

Octane

d)

Nonane

45.

What is the name of this hydrocarbon?

a)

3-methylhexane

b)

1,3 - dimethylpentane

c)

4 - methylhexane

46.

What is the name of this hydrocarbon?

a)

3,4 - diethylhex-2-ene

b)

3,4 - diethylhexane

c)

2,3 - diethylhexane

d)

3,4 - dimethylhex-2-ene

47.

What functional group is this?

a)

Hydroxyl (alcohol)

b)

Carboxyl (carboxylic acid)

c)

Carbonyl (ketone)

d)

Ester (ester)

48.

What functional group is this?

a)

Hydroxyl (alcohol)

b)

Aldehyde (aldehyde)

c)

Carbonyl (ketone)

d)

Carboxyl (carboxylic acid)

49.

What functional group is this?

a)

Hydroxyl (alcohol)

b)

Aldehyde (aldehyde)

c)

Carbonyl (ketone)

d)

Carboxyl (carboxylic acid)

50.

What functional group is this?

a)

Hydroxyl (alcohol)

b)

Aldehyde (aldehyde)

c)

Carbonyl (ketone)

d)

Ester (ester)

51.

What functional group is this?

a)

Amine

b)

Amide

c)

Haloalkane

d)

Ether

52.

What functional group is this?

a)

Amide

b)

Amine

c)

Haloalkane

d)

Ether

53.

What is this functional group? (where X represents Cl for example)

a)

Amine

b)

Amide

c)

Haloalkane

d)

Ether

54.

Is this a primary, secondary or tertiary alcohol?

a)

Primary

b)

Secondary

c)

Tertiary

d)

This isn't an alcohol

55.

What is the name of this alcohol?

a)

4 - methylheptan-2-ol

b)

4 - methylheptanol

c)

4, 4 - methylheptanol

d)

Bruce

56.

What is the name of this aldehyde?

a)

Propanone

b)

Propanal

c)

1- propanal

d)

1 - propanone

57.

What is the name of this ketone?

a)

Propanone

b)

Propanal

c)

2 - propanone

d)

2 - propanal

58.

What is the name of this carboxylic acid?

a)

2 - methylhexanoic acid

b)

hexanoic acid

c)

2 - methylhexanoate

d)

2 - ethylhexanoic acid

59.

What is the name of this ester?

a)

Ethyl butanoate

b)

Butyl ethanoate

c)

1 - ethyl butanoic acid

d)

1 - butyl propanoic acid

60.

What is the name of this amine?

a)

Pentanamine

b)

Hexanamine

c)

Butanamine

d)

Bob

61.

1 - bromo - 2 - methylpropane would have

a)

3 carbons with a methyl group on the second carbon as well as a bromine on the first

b)

3 carbons with a methyl group on the first carbon as well as a bromine on the second

c)

4 carbons with a methyl group on the second carbon as well as a bromine on the first

62.

Which of the following has the highest priority when naming?

a)

Alkane

b)

Alcohol

c)

Ester

d)

Carboxylic acid

63.
On a standard traffic light, is the green on the top or bottom?
a)
Top
b)
Bottom
64.
What 2 letters don't appear on the telephone dial?
a)
Q,W
b)
WX
c)
XZ
d)
QZ
65.
How many sides does a stop sign have?
a)
6
b)
8
c)
10
d)
12
66.
Where did the kind of pizza we know today originate?
a)
Paris, France
b)
Naple, Italy
c)
Bejing, China
67.

In Aladdin, what is the name of Jasmine’s pet tiger?

a)

Drago

b)

Raul

c)

Rajah

d)

Tony

68.

What is Simba's mother's name in The Lion King?

a)

Nala

b)

Sarabi

c)

Malici

d)

Mom

69.

Which actor has won the most Oscar awards?

a)

Meryl Streep

b)

Jack Nicholson

c)

Tom Hanks

d)

Katharine Hepburn

70.
The average shark has _____ row(s) of teeth.
a)
50
b)
1
c)
10
d)
15