Ch 4 Carbon and Life

Question 1

Answer 1

Hydroxyl group

Question 2

Organic molecules

Answer 2

Contain carbon (and Hydrogen)

Question 3

The H O N C Rule

The number of bonds possible = the number of electrons needed to fill valence shell

Answer 3

H - 1 bonds possible

O - 2 bonds possible

N - 3 bonds possible

C - 4 bonds possible

Question 4

Isomer type?

Answer 4

Structural Isomers

Question 5

Isomer type?

Answer 5

Cis Isomer

Question 6

Isomer type?

Answer 6

Trans Isomers

Question 7

Isomer type?

Answer 7

Enantiomer

Question 8

Biological molecules consist of:

Answer 8

Hydrocarbon framework

Additional chemical groups

Question 9

Hydrocarbon framework contain only:

Answer 9

C and H

Question 10

Additional chemical groups

Answer 10

Replace a hydrogen

Can alter the shape

Can alter the chemical reactivity

Question 11

Answer 11

Carbonyl Group

Question 12

Answer 12

Aldehyde

Question 13

Answer 13

Keytone

Question 14

Answer 14

Thiol or Sulfydryl

Question 15

Answer 15

Disulfide bond

Question 16

Answer 16

Carboxyl or Carboxylic Acid

Question 17

Answer 17

Negatively Charged Carboxyl / Carboxylic Acid

Question 18

Answer 18

Amino

Question 19

Answer 19

Positively Charged Amino

Question 20

Answer 20

Phosphate, -2 Charge

Question 21

Polar or Charged groups?

Answer 21

Charged

Question 22

Polar or Charged groups?

Answer 22

Charged Groups