Alkane Names

Question 1

1 carbon

Answer 1

meth-

Question 2

2 carbons

Answer 2

eth-

Question 3

3 carbons

Answer 3

prop-

Question 4

4 carbons

Answer 4

but-

Question 5

5 carbons

Answer 5

pent-

Question 6

6 carbons

Answer 6

hex-

Question 7

7 carbons

Answer 7

hept-

Question 8

8 carbons

Answer 8

oct-

Question 9

9 carbons

Answer 9

non-

Question 10

10 carbons

Answer 10

dec-

Question 11

11 carbons

Answer 11

undec-

Question 12

12 carbons

Answer 12

dodec-

Question 13

13 carbons

Answer 13

tridec-

Question 14

14 carbons

Answer 14

tetradec-

Question 15

15 carbons

Answer 15

pentadec-

Question 16

16 carbons

Answer 16

hexadec-

Question 17

methane

Answer 17

Question 18

ethane

Answer 18

Question 19

propane

Answer 19

Question 20

butane

Answer 20

Question 21

isobutane

Answer 21

Question 22

pentane

Answer 22

Question 23

isopentane

Answer 23

Question 24

neopentane

Answer 24

Question 25

Answer 25

isobutane

Question 26

Answer 26

pentane

Question 27

Answer 27

isopentane

Question 28

Answer 28

neopentane

Question 29

IUPAC Rules

Answer 29

• Rule 1: Find the longest continuous chain of carbon atoms, and use the name of this chain as the base name of the compound.
• Rule 2: Number the longest chain, beginning with the end of the chain nearest a substituent.
• Rule 3: Name the groups attached to the longest chain as alkyl groups. Give the location of each alkyl group by the number of the main chain carbon atom to which it is attached.
• Write the alkyl groups in alphabetical order regardless of their position on the chain.

Question 30

methyl

Answer 30

Question 31

ethyl

Answer 31

Question 32

propyl

Answer 32

Question 33

isopropyl

Answer 33

Question 34

butyl (or n-butyl)

Answer 34

Question 35

isobutyl

Answer 35

Question 36

sec-butyl

Answer 36

Question 37

tert-butyl (or t-butyl)

Answer 37

Question 38

Answer 38

methyl

Question 39

Answer 39

ethyl

Question 40

Answer 40

propyl

Question 41

Answer 41

isopropyl

Question 42

Answer 42

butyl (or n-butyl)

Question 43

Answer 43

isobutyl

Question 44

Answer 44

sec-butyl

Question 45

Answer 45

tert-butyl (or t-butyl)