Bio Chemistry Flashcards
1
Q
Valency
A
Number of electrons gained/lost/shared to become stable
2
Q
Cation
A
Positive ion (lost electrons)
3
Q
Anion
A
Negative ion (gained electrons)
4
Q
Free radical
A
Unstable atom with unpaired electron
5
Q
Electrolytes/salts
A
Ions in body fluids Na+
6
Q
Polarity
A
Uneven charge in a molecule
7
Q
Ionic bond
A
Transfer of electrons
8
Q
Covalent bond
A
Sharing of electrons
9
Q
Hydrogen bond
A
Weak bond
10
Q
Ph scale 0-14
A
Less then 7 acid
7 neutral
More than 7 alkaline
Blood 7.35 7.45
11
Q
A
