Chemistry Reference
In-Depth Information
APPENDIX: DEFINITIONS FOR
CHAPTER 5
ACRONYMS
Statistical Definitions
Acronyms
Standard error
SE
Coefficient of determination
r
2
Variance ratio (
F
test)
F
Probability of a chance correlation
p
Mean absolute percent error between observed and predicted values in the prediction
MAPE
Akaike's Information Criterion
AIC
Mean square error
MSE
Adjusted r square
r
2
adj.
Physicochemical Property Definitions
Standard electrode potential
E
°
Standard reduction-oxidation potential
ΔE
0
Absolute value of the electrochemical potential between the ion and its first stable
reduced state
ΔE
0
Negative logarithm of solubility product equilibrium constant of the corresponding
metal sulphide
pK
sp
Ion charge
Z
Effective ion charge
Z*
Ionic potential
Z/r
Log of the equilibrium constant of the metal-ATP complex
log K
eq
Covalent index
X
r
2
Log of the first hydrolysis constant
|log
K
OH
|
Ionic index
Z
2
/r
Log of the stability constant for the metal fluoride; log of the stability constant for the
metal chloride
Δβ
Log metal hydroxide solubility
Log-K
so
MOH
Ionization potential
IP
Allred-Rochow electronegativity
X
AR
Pauling's electronegativity
X
Mulliken Electronegativity
X
m
Pearson and Mawby softness parameter
σ
p
The heat of formation of inorganic oxides
ΔH
o
The heat of formation of aqueous ion
ΔH
aq ion
Atomic number
AN
Difference in ionization potentials between ion oxidation number (OX) and (OX − 1)
ΔIP
Atomic weight
AW
Enthalpy of hydration
ΔH
h
Density
ρ
Ionic Radius
IR
Atomic Radius
AR
Stability constant of metal ion complexes with EDTA
log K
(EDTA)
Formation constants with ATP
log K (ATP)
Stability constants for AMP with divalent metal ions
log K (AMP)
Misono and Saito (1970) softness parameter
Y'
