Ch 4 Carbon and Life Flashcards
(22 cards)

Hydroxyl group
Organic molecules
Contain carbon (and Hydrogen)
The H O N C Rule
The number of bonds possible = the number of electrons needed to fill valence shell
H - 1 bonds possible
O - 2 bonds possible
N - 3 bonds possible
C - 4 bonds possible
Isomer type?

Structural Isomers
Isomer type?

Cis Isomer
Isomer type?

Trans Isomers
Isomer type?

Enantiomer
Biological molecules consist of:
Hydrocarbon framework
Additional chemical groups
Hydrocarbon framework contain only:
C and H
Additional chemical groups
Replace a hydrogen
Can alter the shape
Can alter the chemical reactivity

Carbonyl Group

Aldehyde

Keytone

Thiol or Sulfydryl

Disulfide bond

Carboxyl or Carboxylic Acid

Negatively Charged Carboxyl / Carboxylic Acid

Amino

Positively Charged Amino

Phosphate, -2 Charge
Polar or Charged groups?

Charged
Polar or Charged groups?

Charged Groups