IUPAC Nomenclature & Functional Groups

Question 1

Highest priority functional group is:

Answer 1

The most oxidized carbon functional group

Question 2

Heteroatoms

Answer 2

Atoms besides carbon & hydorgen

Question 3

What takes preference in labelling the carbon chain - double bond or triple bond:

Answer 3

Double bond

Question 4

Ethyl alcohol/Ethanol

Answer 4

CH3CH2OH

Question 5

Isopropyl alcohol/2-propanol

Answer 5

(CH3)(CH3)CHOH

Question 6

Geminal diol

Answer 6

diol with hydroxyls on the same carbon

Question 7

Vicinal diol

Answer 7

diol with hydroxyls on adjacent carbons

Question 8

Aldehyde suffix

Answer 8

-al

Question 9

Ketone suffix

Answer 9

-one

Question 10

Prefix for aldehyde & ketone

Answer 10

oxo-

Question 11

Naming system using greek letters next to carbonyl oxygen

Answer 11

alpha, beta, gamma, delta

Question 12

Ester

Answer 12

-OR

Question 13

Alkoxy group

Answer 13

-OR

Question 14

Ester suffix

Answer 14

-yl and -oate/ -oic acid

Question 15

Carboxylic acid suffix

Answer 15

-oic acid

Question 16

Amide

Answer 16

Carbonyl group bound to N

Question 17

Substituents on nitrogen in amide labelled with

Answer 17

N-

Question 18

Amide suffix

Answer 18

-amide

Question 19

Anhydride

Answer 19

formation from two carboxylic acid molecules

Question 20

Acetyl group

Answer 20

CH3CO-

Question 21

Acid Anhydride suffixes

Answer 21

-oyl and -oate

Question 22

Acyl Chloride

Answer 22

-COCl

Question 23

Acyl chloride suffix

Answer 23

-oyl chloride

Question 24

When all substituents are same priority, how do you name the compound

Answer 24

By giving the lowest possible combination of numbers for substituents