Functional Groups

Question 1

Alkene

Answer 1

C = C

-ene

Question 2

Alkyne

Answer 2

C -(triple bond)- C

-yne

Question 3

Alcohols

Answer 3

-OH

-ol

Question 4

Aldehydes

Answer 4

-COH

-al

Question 5

Ketone

Answer 5

C = O

-one

Question 6

Carboxylic acid

Answer 6

-COOH

-oic acid

Question 7

Carboxylate ion

Answer 7

-COO(-)

-oate

Question 8

Ester

Answer 8

-COOR

-oate

Question 9

Amine

Answer 9

-NH2

-amine

Question 10

Amide

Answer 10

-CONH2

-amide

Question 11

Nitrile

Answer 11

C = N

-nitrile

Question 12

Alkane

Answer 12

-CH3

-ane

Eg: methane, ethane, propane, butane, etc.

Question 13

Benzene ring

Answer 13

6 carbon ring with three single bonds and three double bonds

phenyl-
-benzene

Question 14

Thiol

Answer 14

-SH

-thiol

Question 15

Alkyle halide

Answer 15

R - X

X = F, Cl, Br, I

fluoro-, cloro-, bromo-, iodo-

Question 16

Ether

Answer 16

R - O - R

-ether

Question 17

Chemical Group

Methyl

Answer 17

-CH3

Question 18

Chemical Group

Methylene

Answer 18

-CH2

Question 19

Chemical Group

Hydroxyl

Answer 19

-OH

Question 20

Chemical Group

Carbonyl

Answer 20

C = O

(end is aldehyde; middle is ketone)

Question 21

Chemical Group

Enol

Answer 21

R - C (-OH) = CH2

(very small chance of occurring. Typically ketone)

Question 22

Chemical Group

Acetyl

Answer 22

R1 - O - C (=O) - CH3

Question 23

Chemical Group

Anhydride
Acyl-beta ketone

Answer 23

R1 - C (=O) - O - C (=O) - R2

Question 24

Chemical Group

Amino

Answer 24

R - NH3+

or

R - NH2

Question 25

Chemical Group

Amido

Answer 25

R - C (=O) - NH2

Question 26

Chemical Group

Imine

Answer 26

R2 - C (=NH) - R2