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Organic and Biological Chemistry #2

Total questions: 20

Worksheet time: 20mins

Name
Class
Date
1.
Is this hydrocarbon saturated or unsaturated? 
a)
saturated
b)
unsaturated
2.
The molecular formula for Heptane is
a)
C4H10
b)
C8H18
c)
C5H12
d)
C7H16
3.
If an alkane has 20 carbon atoms, how many hydrogen atoms will it have?
a)
20
b)
22
c)
40
d)
42
4.
The longer the hydrocarbon, the _______ the boiling point
a)
Lower
b)
Higher
5.
What are the two products of complete combustion?
a)
Water and carbon monoxide
b)
Water and carbon dioxide
c)
Hydrogen and water
d)
Carbon dioxide
6.
What liquid detects the presence of an alkene?
a)
Alkene water
b)
Bromine water
c)
Water
d)
Limewater
7.

Which diagram gives the skeletal formula of

2-chloropentan-3-ol ?

a)

A

b)

B

c)

C

d)

D

8.
Amino Acids:
a)
are a type of marinade.
b)
help transport fats in the body.
c)
are the building blocks from which proteins are made.
d)
are only found in plants.
9.

What is this molecule called?

a)

nucleotide

b)

fatty acid

c)

amino acid

d)

monosaccharide

e)

glycerol

10.

What is a long chain of amino acids called?

a)

Polysaccharide

b)

Lipid

c)

Carbohydrate

d)

Polypeptide

e)

Nucleic acid

11.
This molecule is a ____.
a)
adenosine triphosphate
b)
polysaccharide
c)
phospholipid
d)
nitrogen base
12.
What type of fatty acid is shown here?  Note that the (b) is just another way of showing the same thing as (a)
a)
saturated
b)
unsaturated
13.
What type of carbohydrate is shown?
a)
monosaccharide
b)
disaccharide
c)
polysaccharide
14.

Which of the following molecules is a carbohydrate?

a)

C51H98O6

b)

C60H100O50

c)

C22H49O10N5

d)

C45H84O8P4

15.

Cellulose is a _____ made of many _____.

a)

polymer … glucose molecules

b)

protein … amino acids

c)

carbohydrate … fatty acids

d)

polypeptide … monomers

16.
Which key term is described as the attractive force BETWEEN molecules?
a)
a) Inner molecular forces
b)
b) Outer molecular forces
c)
c) Intermolecular forces
d)
d) Intramolecular forces
17.

Name the following molecule:

a)

3,3-dimethyl-1-butanol

b)

3,3-methyl-1-butanol

c)

2,2-dimethyl-4-butanol

d)

3,3,3-trimethyl-1-propanol

18.

-COOH is the functional group for...

a)

alcohols

b)

esters

c)

carboxylic acids

d)

amides

19.

What is the name of this compound?

a)

ethanol

b)

ethanal

c)

ethanone

d)

methanal

20.

The functional group formed through the condensation reaction between alcohols and carboxylic acids

a)

esters

b)

carbocilic acids

c)

ethers

d)

alkynes

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