Chapter 1-3 Exam 1A Flashcards
1
Q
- strong in water
- enzymes make them and enzymes can ONLY break them
- shared electrons
A
Covalent bond
2
Q
One pair of electrons shared
A
Covalent rotation
3
Q
Two pairs electrons shared
A
Double covalent inflexible 3D
4
Q
- weak in water
- easy to break
A
Non covalent bonds
5
Q
Electronegativity determines whether:
A
Polar or non polar
6
Q
Electrons shared equally
A
Non polar covalent
7
Q
Electrons not shared equally
A
Polar covalent
8
Q
C-H
A
Non polar
-same electronegative
9
Q
C-O
C-N
O-H
A
Polar
-different electronegative
10
Q
H20
A
Polar
Because it pulls away
11
Q
O2
A
Non polar
Equal distribution
12
Q
Heat affects
A
Macromolecules
13
Q
Effect in water on hydrophobic molecules Ex. Oil and water - plays role in membranes - reason why proteins fold - and why they in fold when heated
A
Hydrophobic forces
14
Q
When two atoms are very close together
- can cause attraction or repel
- nucleus will repel because both are positive
- once atoms get further no effect
A
Van Der Waals
15
Q
Functional groups
A
Methyl Hydroxyl Carboxyl Amino Phosphate Carbonyl
