Functional groups

Question 1

Alkane

Answer 1

Single bonds

Question 2

Alkene

Answer 2

Double bond

Question 3

Alkyne

Answer 3

Triple bond

Question 4

Arene

Answer 4

Aromatics. Planar hydrocarbon rings with alternating double and single bonds.

Question 5

Alkyl halide

Answer 5

Halogen replaces a hydrogen

Question 6

Alcohol

Answer 6

Hydroxyl (OH) group

Question 7

Ether

Answer 7

Oxygen in carbons (R-O-R)

Question 8

Amine

Answer 8

Nitrogen. (Primary, secondary, or tertiary based on the number of carbon atoms attached to the nitrogen atom.)

Question 9

Aldehyde

Answer 9

Double bond to oxygen

Question 10

Ketone

Answer 10

Carbonyl group (double bond to oxygen) bonded to two carbons

Question 11

Carboxylic acid

Answer 11

Carboxyl group (COOH)

Question 12

Ester

Answer 12

Hydrogen atom from an acidic hydroxyl group (H from COOH) is replaced by an organic group. (COOR, ketone-ester-like)

Question 13

Amide

Answer 13

Hydrogen atom from an acidic hydroxyl group (H from COOH) is replaced by a amine group. (COON, ketone-amide-like)

Question 14

Acid chloride

Answer 14

Hydrogen atom from an acidic hydroxyl group (H from COOH) is replaced by a chlorine. (COOCl, ketone-chlorine-like)

Question 15

Acid anhydride

Answer 15

Formed by removing a water molecule between two molecules of the same acid. (Ketone - Aldehyde - Ketone)