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Revision for year 12 (module 7+8)

Total questions: 63

Worksheet time: 2hrs 6mins

Name
Class
Date
1.

What is the RMM of this compound?

a)

56

b)

31

c)

29

d)

55

2.

The tall peak at 31 is representing which fragment?

a)

CH2OH+

b)

CH2CH3+

c)

CH2CH2CH3+

3.

What compound is present?

a)

Ethanol

b)

Propane

c)

1-propanol

d)

Ethane

4.

What does the peak at 43 represent?

a)

A methly fragment - CH3+

b)

An ethyl fragment - C2H5+

c)

A propyl fragment - C3H7+

5.

The IR spectra of an unknown substance was taken and is shown above. The substance is most likely a(n)...

a)

Ketone

b)

Alcohol

c)

Aldehyde

d)

Ether

6.

The above IR spectra could possibly contain which of the following functional groups?

a)

An ester

b)

A carboxylic acid

c)

An alcohol

d)

A nitrile

7.
A molecule has a band at 3500cm-1 and sharp band at 1711cm-1. the molecule is most likely an
a)
amide
b)
ester
c)
alkanol
d)
carboxylic acid
8.
A molecule absorbs IR at a wavenumber of 1720 cm-1.  Which functional group could account for this absorption.
I. aldehydes
II. esters
III. ethers
a)
I only
b)
I and II 
c)
I, II and III 
d)
none of the above
9.
Which molecule will produce the following spectra with 2 different H environment?
a)
CH3COOH
b)
CH3CHO
c)
CH3CH2OH
d)
CH3COOCH3
10.

How many HNMR signals in propane is

a)

4

b)

3

c)

2

d)

1

11.

How many carbon environments?

a)

1

b)

2

c)

3

d)

4

12.

How many carbon environments?2

a)

1

b)

2

c)

4

d)

6

13.

How many carbon environments?

a)

1

b)

2

c)

3

d)

4

14.

How many carbon environments?

a)

2

b)

3

c)

4

d)

5

15.

A light blue precipitate formed when sodium hydroxide is added to an unknown solution indicates the presence of.....

a)

barium

b)

calcium

c)

copper

d)

iron(II)

16.

A green precipitate formed when sodium hydroxide is added to an unknown solution indicates the presence of.....

a)

iron(III)

b)

calcium

c)

copper

d)

iron(II)

17.

An orange-brown precipitate formed when sodium hydroxide is added to an unknown solution indicates the presence of.....

a)

iron(III)

b)

calcium

c)

copper

d)

iron(II)

18.

Which metal produces a brick red flame?

a)

barium

b)

calcium

c)

silver

d)

lead

19.

A yellow precipitate formed when an unknown solution is added to silver nitrate and nitric acid indicates the presence of which ion?

a)

iodide

b)

chloride

c)

bromide

d)

fluoride

20.

Which ion turns red litmus paper blue?

a)

chloride

b)

sulfate

c)

hydroxide

d)

phosphate

21.

A gas produced when nitric acid is added to an unknown solution indicates the presence of....

a)

sulfate

b)

carbonate

c)

phosphate

d)

nitrate

22.

Silver nitrate and nitric acid are used to test for....

a)

metal ions

b)

noble gases

c)

halide ions

d)

metal oxides

23.

What happens when you add ammonia solution to a substance that contains copper ions?

a)

A light blue precipitate insoluble in excess

b)

A dark blue precipitate forms which is soluble in excess

c)

Ms Norman's head explodes

d)

A light blue precipitate forms which dissolves in excess forming a dark blue solution

24.
Which formula represents a saturated hydrocarbon?
a)
A
b)
B
c)
C
d)
D
25.
Name this compound
a)
2,2-dimethyl-4-ethylhexane
b)
4-ethyl-2,2-dimethylhexane
c)
3-ethyl-5,5-dimethylhexane
d)
4-ethyl-2-methylhexane
26.
Name this molecule:
a)
trifluoro-1-methylmethane
b)
1,1,1-trifluoromethane
c)
trifluorethane
d)
1,1,1-trifluoroethane
27.

What functional group is found in the following molecule:

a)

halide

b)

hydroxide

c)

carboxyl

d)

amide

28.

Which compound belongs to the alkene family?

a)

C2H2

b)

C2H4

c)

C6H6

d)

C6H14

29.
What is the general formula of the alkynes?
a)
CnH2n+1
b)
CnH2n+2
c)
CnH2n-1
d)
CnH2n-2
30.
Name the molecule pictured here
a)
Pentanoate
b)
1-pentanoate
c)
Pentanoic acid
d)
1-pentanoic acid
31.

A molecule of 2,3 dimethyl hexane would have how many TOTAL carbons?

a)

6

b)

7

c)

8

d)

9

32.

Name this: (CH3)2CClCCl(CH3)2

a)

2,3-dichloro-2,3-dimethybut-2-ene

b)

3,4-dichlorohex-3-ene

c)

3,4-dichlorohexane

d)

2,3-dichloro-2,3-dimethylbutane

33.

If an alkene reacts with a halogen (such as bromine), it is known as what type of reaction?

a)

Addition

b)

Condensation

c)

Polymerisation

d)

Hydrogenation

34.

What is the term given to the process by which longer chain hydrocarbons are broken down into shorter length alkanes, alkenes, and possibly hydrogen?

a)

fractional distillation

b)

evaporation

c)

cracking

d)

polymerisation

35.

What is the by product of this reaction?

a)

HBr

b)

H2

c)

H2O

36.

Light or heat is required for which step in the halogenation of alkane?

a)

initiation

b)

propagation

c)

termination

37.

What are the reagents required for the following reaction?

a)

H2O, NaOH

b)

H2O, H2SO4

38.

What is the major product for the following reaction?

a)
b)
39.

Which reactants you need to obtain the compound in the image?

a)

butanoic acid and methanamine

b)

butanoic acid and ammonia

c)

butanal and methanamine

d)

butanoic acid and methanol

40.

Oxidate heptanal to obtain:

a)

heptanone

b)

heptanoic acid

c)

heptanol

d)

heptene

41.

Oxidate the compund in the image

a)

pentanal

b)

pentanoic acid

c)

Not possible

d)

3-pentanol

42.

What is the product of the reduction of the compund in the image

a)

3-methyl butanol

b)

3-methyl-3-butanol

c)

3-methyl butanoic acid

d)

3-methyl butanone

43.

Halogenate 2-pentene with bromine, what is the product?

a)

pentane

b)

2,3-dibromopentane

c)

3,3-dibromopentane

d)

2,2-dibromopentane

44.

What kind of alcohol is obtained from the reduction of a ketone?

a)

primary

b)

tertiary

c)

secondary

d)

not possible

45.

Give name of the reaction based on this equation?

a)

Dehydration

b)

Hydration

c)

Reaction with Na

d)

Esterification

46.

Esters are formed through what type of reaction?

a)

hydrolysis

b)

condensation

c)

hydration

d)

dehydration

47.

A use for ester is...

a)

fuel

b)

additives in petrol

c)

flavourings

d)

hair dye

48.

What is this compound called?

a)

propyl ethanoate

b)

ethyl ethanoate

c)

ethyl propanoate

d)

methyl ethanoate

49.

A chain of repeating units (called monomers)

a)

monomer

b)

dimer

c)

replicate

d)

polymer

50.

Once formed, it can be heated and reformed over and over again

a)

thermoset

b)

thermoplastic

c)

elastomer

d)

kevlar

51.

Which of the following determine the properties of a polymer?

a)

chemical nature of the monomer

b)

length of the polymer chain

c)

how the monomers are joined together

d)

All of the above

52.

What is the name of the addition polymer?

a)

poly(bromoethane)

b)

poly(bromoethene)

c)

poly(bromoethanol)

53.

What is the name of the addition polymer?

a)

poly(ethene)

b)

poly(propene)

c)

poly(butene)

54.

What is the name of the addition polymer?

a)

poly(fluoroethene)

b)

poly(difluoroethene)

c)

poly(tetrafluoroethene)

55.

Identify the type of polymer involved

a)

addition polymer

b)

polyester

c)

polyamide

56.

Identify the type of polymer involved

a)

addition polymer

b)

polyester

c)

polyamide

57.

Identify the polymer made from these monomer(s)

a)
b)
58.

Identify the polymer made from these monomer(s)

a)
b)
59.

The alkali sodium hydroxide is used in the following reaction

NaOH + palm oil → Soap + glycerol

a)

alkylation

b)

neutralisation

c)

sulphonation

d)

saponification

60.

Which of the following materials is used to make detergents?

a)

petroleum

b)

natural gas

c)

animal fats

d)

vegetable oils

61.

The structure of the detergent ion has a part similar to the soap ion. Which is the part?

a)

A

b)

B

c)

C

d)

D

62.

Which of the following are soaps?

a)
b)
c)
d)
63.

Diagram shows the structural formula of detergent molecule. Which of the following is correct about part Y?

a)

hydrophylic

b)

hydrophobic

c)

very soluble in water

d)

dissolves in organic materials

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