IUPAC Gold Book - Alphabetical index

A BCD E F G H I J K L M N O P Q R S T U V W X Y Z all (6414 items)

χ-parameter
C-terminal residue in a polypeptide
C. I. P. system
cadmium–helium laser
cage
cage compound
cage effect
Cahn–Ingold–Prelog system
calcination
calcined coke
calibration component
calibration curve
calibration function in analysis
calibration gas mixture in atmospheric chemistry
calibration in analysis
calibration material in analysis
calibration mixture in analysis
calibration sample in analysis
calixarenes
calorie^unit
calorimetric titration
calorimetry
candela^unit
canonical form
canonical rate constant
canonical variational transition-state theory (CVTST)
capacitance hygrometer
capacitance, $C$ of a plate capacitor^quantity
capillary column in chromatography
capillary condensation
captodative effect
capture
capture cross-section
capture γ-radiation
carbaboranes
carbamates
carbanion
carbena
carbene analogues
carbene metal complexes
carbene radical anions
carbene radical cations
carbenes
carbenium centre
carbenium ion
carbenoids
carbinolamines
carbinols
carbinyl cations
carbo-reduction
carbocation
carbocyclic compounds
carbodiimides
carbohydrates
carbon
carbon artifact
carbon black
carbon cenospheres
carbon cloth
carbon dioxide laser (CO₂ laser)
carbon electrode
carbon felt
carbon fibre
carbon fibre fabrics
carbon fibres type HM
carbon fibres type HT
carbon fibres type IM
carbon fibres type LM
carbon fibres type UHM
carbon loading of the packing material in liquid chromatography
carbon material
carbon mix
carbon whiskers
carbonaceous mesophase
carbonitriles
carbonium ion
carbonization
carbonyl compounds
carbonyl imides
carbonyl imines
carbonyl oxides
carbonyl ylides
carbon–carbon composite
carboranes
carboxamides
carboxamidines
carboxylic acids
carbylamines
carbyne metal complexes
carbynes
carbynium ions
carotenes
carotenoids
carrier
carrier atom in organic reaction mechanisms
carrier gas
carrier in radioanalytical chemistry
carrier protein
carrier-free
carry-over
carry-over effect
cascade impactor
catabolism
catabolite repression
catalase
catalymetric titration
catalysed rate of reaction, $ξ cat$
catalysis
catalysis law
catalyst
catalyst ageing
catalyst deactivation
catalyst decay
catalyst in solvent extraction
catalytic activity concentration, $b$
catalytic activity content, $z m$
catalytic activity fraction of an isozyme
catalytic activity, $z$ of an enzyme
catalytic coefficient
catalytic concentration
catalytic content
catalytic cracking
catalytic current
catalytic current, limiting
catalytic dehydrocyclization
catalytic domain of a polypeptide
catalytic fraction
catalytic graphitization
catalytic hydrocracking
catalytic hydrodesulfurization
catalytic hydrogenolysis
catalytic methanation
catalytic reforming
catalytic thermometric titration
cataphoresis
catecholamines
catena-
catenanes (catena compounds)
cathode
cathodic transfer coefficient, $α c$ ^quantity
cation
cation exchange
cation exchanger
cation radical
cation-exchange polymer
cationic polymer
cationic polymerization
cationotropic rearrangement
cationotropy
cavitands
cavity dumping in photochemistry
cDNA
ceiling value ( $CV$ )^quantity
ceilometer in atmospheric chemistry
cell constant of a conductivity cell
cell error in spectrochemical analysis
cell line
Celsius temperature, $t$ , $θ$ ^quantity
centi^{SI unit prefix}
central atom
centre of a Mossbauer spectrum
centre of chirality
centrifugal barrier
centrifugal (centripetal) acceleration, $a rot$ ^quantity
centrifugal flow
centrifugal force, $F rot$ ^quantity
centrifugal radius, $r$ ^quantity
cephalins (kephalins)
cephalosporins
cephams
cephems
ceramer
ceramic
ceramic filter
ceramic precursor
ceramic yield
ceramic-reinforced polymer
ceramization
Cerenkov detector
Cerenkov effect
Cerenkov radiation
chain axis of a polymer
chain branching
chain carrier
(chain) conformational repeating unit of a polymer
chain entanglement
chain fission yield
chain folding in polymer crystals
(chain) identity period of a polymer
chain in polymers
chain initiation
chain length, $δ$
chain polymerization
chain reaction
(chain) repeating distance
chain scission of a polymer
chain transfer
chain-ending step
chain-orientational disorder in polymer crystals
chain-propagating reaction
chain-termination reaction
chair, boat, twist
chair–chair interconversion
chalcones
chamber saturation in gas chromatography
change of a quantity
change ratio of a quantity
channel
channel black
channel photomultiplier tube
chaperon
char
characteristic group in organic nomenclature
characteristic in analytical chemistry
characteristic length in thin films
characteristic mass for integrated absorbance, $m 0$ in electrothermal atomization^quantity
characteristic mass for peak absorption, $m p$ in electrothermal atomization^quantity
characteristic mass, $m c$ in electrothermal atomization^quantity
characteristic potential
characteristic ratio in polymers
characteristic scale in thin films
characteristic X-radiation
characteristic X-ray emission
charcoal
charge
charge density, $ρ$ ^quantity
charge hopping
charge number, $z$ ^quantity
charge number in inorganic nomenclature
charge number $n$ , $ν e$ , $z$ of a cell reaction^quantity
charge population
charge recombination
charge separation
charge shift
charge transfer transition to solvent (CTTS)
charge-exchange ionization in mass spectrometry
charge-exchange reaction
charge-inversion mass spectrum
charge-permutation reaction
charge-stripping reaction
charge-transfer adsorption
charge-transfer complex
charge-transfer (CT) state
charge-transfer (CT) transition
charge-transfer device in radiation detection
charge-transfer reaction in mass spectrometry
charge-transfer step of an electrode reaction
charring
Chatt–Dewar–Duncanson model
chelate
chelating polymer
chelation
chelatometric titration
cheletropic reaction
chelotropic reaction
chemi-ionization in mass spectrometry
chemical actinometer
chemical activation
chemical adsorption
chemical amount
chemical amplification
chemical bond
chemical decomposition
chemical diffusion
chemical dosimeter
chemical element
chemical equilibrium
chemical flux, $φ$ ^quantity
chemical functionality
chemical induction (coupling)
chemical ionization in mass spectrometry
chemical isotope exchange
chemical laser
chemical measurement process (CMP)
chemical modification
chemical oxygen demand ( $COD$ )^quantity
chemical potential, $μ B$ ^quantity
chemical reaction
chemical reaction equation
chemical relaxation
chemical shift, $δ$ in NMR^quantity
chemical shift in photoelectron and Auger spectra
chemical species
chemical species of an element
chemical substance
chemical vapour generation in spectrochemical analysis
chemical yield
chemically bonded hybrid (material)
chemically induced dynamic electron polarization (CIDEP)
chemically induced dynamic nuclear polarization (CIDNP)
chemically initiated electron exchange luminescence (CIEEL)
chemiexcitation
chemiflux
chemiluminescence
chemiluminescence analyser
chemiluminescent methods of detection in analysis
chemisorption (chemical adsorption)
chemometrics
chemoselectivity (chemoselective)
chemospecificity
chemostat
chimney effect in atmospheric chemistry
chiral
chiral mobile phase
chiral selector
chiral stationary phase in liquid chromatography
chirality
chirality axis
chirality centre
chirality element
chirality plane
chirality sense
chiroptic/chiroptical
chirotopic
chloramines
chlorocarbons
chlorohydrins
chloronium ions
cholesteric phase
chromatogram
chromatograph (noun)
chromatograph (verb)
chromatographic detector
chromatography
chromophore
chromosome
chronic toxicity
CIDEP (Chemically Induced Dynamic Electron Polarization)
CIDNP (Chemically Induced Dynamic Nuclear Polarization)
CIEEL (Chemically Initiated Electron Exchange Luminescence)
cine-substitution
CIP priority
circular development
circular dichroism (CD)
circular elution
circular frequency^quantity
cis, trans
cis conformation in polymers
cis- in inorganic nomenclature
cis-fused
cis-trans isomers
cisoid conformation
cistactic polymer
class (a) metal ion
class (b) metal ion
class of helix in polymers
clathrates
clausius^unit
clay hybrid
clean surface
clean up in spectrochemical analysis
clearance, $Δ V Δ t$ ^quantity
clearance in toxicology
clearing point
clinal
CLOGP values
clone
closed film
closed shell molecular systems
closed system in spectrochemical analysis
closo-
cloud in atmospheric chemistry
cluster
cluster analysis
cluster ion in mass spectrometry
cmc^quantity
co-ions
co-oligomer
co-oligomerization
co-solvency in polymers
CO₂ laser
coacervation
coagulation
coagulation (flocculation) in colloid chemistry
coal tar pitch
coal-derived pitch coke
coalescence in colloid chemistry
coalification
cobalamines
codon
coefficient
coefficient of haze ( $COH$ ) in atmospheric chemistry^unit
coenzyme
coextraction
cofactors
coherence length, $ζ$ in thin films^quantity
coherent (derived) unit of measurement
coherent radiation
coherent scattering
coherent source in spectrochemistry
coherent structure
coherent system of units of measurement
coincidence circuit
coincidence resolving time
coke
coke breeze
coking
col (saddle point)
cold neutrons
collection
collection efficiency in atmospheric chemistry
collection gas flow system in spectrochemical analysis
collector in atmospheric chemistry
collector (scavenger)
colligation
collimation
collimator
collinear reaction
collision complex
collision cross-section, $σ$ ^quantity
collision density, $Z AA$ ^quantity
collision diameter, $d$ ^quantity
collision efficiency, $B c$ ^quantity
collision frequency, $z A A$ ^quantity
collision number
collision theory
collision-induced dissociation in mass spectrometry
collisional activation (collisionally activated dissociation) in mass spectrometry
collisional broadening of a spectral line
collisional excitation in mass spectrometry
colloid
colloid osmotic pressure (Donnan pressure)
colloidal
colloidal carbon
colloidal dispersion
colloidal electrolyte
colloidal gel
colloidal network
colloidal processing
colloidal suspension
colloidally stable
color scale
colorimeter
colour indicator
colourability
column chromatography
column in chromatography
column volume, $V c$ in chromatography
comb macromolecule
comb polymer
combination electrode
combined sample
combustion gas
commensurate–incommensurate transition
common black film
common-ion effect (on rates)
communities (consortia, syntrophic or synergistic associations)
compact layer in electrochemistry
comparative molecular field analysis (CoMFA)
comparator in radioanalytical chemistry
compartmental analysis
compatible polymer blend
compensation effect
compensation in catalysis
compensation in stereochemistry
competition
competitive binding assay
competitive inhibition of catalysis
complementary binding sites
complementary DNA (cDNA)
complete active space self-consistent field (CASSCF)
complete active space self-consistent field second-order perturbation theory (CASPT2)
complex
complex coacervation
complex mechanism
complex reaction
complex-mode reaction
complexometric titration
component
composite
composite mechanism
composite membrane
composite reaction
composite sample
composition of pure air in atmospheric chemistry
compositional heterogeneity of polymers
compressibility factor
compression factor, $Z$ ^quantity
comproportionation
Compton effect
Compton electron
Compton scattering
computational chemistry
computational photochemistry
computer-assisted drug design (CADD)
computer-assisted molecular design (CAMD)
computer-assisted molecular modeling (CAMM)
concave isotherm in chromatography
concentrated phase in polymer chemistry
concentration
concentration depolarization
concentration distribution ratio, $D c$ in chromatography
concentration factor in solvent extraction
concentration gradient, $grad C$
concentration in experimental surface (or surface concentration)
concentration overpotential
concentration thermometric technique in enthalpimetric analysis
concentration-cell corrosion
concentration-sensitive detector in chromatography
concerted process
concerted reaction
condensation in atmospheric chemistry
condensation nuclei (CN) in atmospheric chemistry
condensation polymerization (polycondensation)
condensation reaction
condensative chain polymerization
conditional (formal) potential
conditional rate constant of an electrode reaction
conditioning in solvent extraction
conductance, $G$
conducting polymer
conducting polymer composite
conduction band
conductivity, $γ$ , $σ$ ^quantity
confidence level
confidence limits (about the mean)
configuration (electronic)
configuration interaction (CI)
configuration (stereochemical)
configurational base unit in polymers
configurational disorder in polymers
configurational homosequence in polymers
configurational repeating unit in polymers
configurational sequence in polymers
configurational unit in polymers
confined atomizer
conformation
conformational analysis
conformational analysis in drug design
conformational disorder in polymers
(chain) conformational repeating unit of a polymer
conformational repeating unit of a polymer
conformer
congener
conglomerate
congruent transition
conical intersection
coning and quartering in analytical chemistry
conjugate acid–base pair
conjugate solutions
conjugated system (conjugation)
conjugation
conjugation in gene technology
conjugation labelling in radioanalytical chemistry
conjugative mechanism
conjunctive name
connectivity
connectivity in polymer chemistry
conrotatory
consecutive reactions
consecutive steps
conservation of orbital symmetry
consignment in analytical chemistry
consistency
consolute point
constituent
constitution
constitutional heterogeneity of polymers
constitutional homosequence
constitutional isomerism
constitutional repeating unit (CRU) in polymers
constitutional sequence in polymers
constitutional unit
constitutive enzymes
contact angle^quantity
contact corrosion
contact ion pair
contact potential difference (Volta potential difference)
contamination
content
continuity inversion in solvent extraction
continuous analyser
continuous bed packing in liquid chromatography
continuous flow
continuous flow enthalpimetry
continuous indication analyser
continuous measuring cell
continuous operation in analysis
continuous precipitation
continuous transition
continuous wave (CW) laser
continuous-flow cell in spectrochemical analysis
continuously curved chain in polymers
contour length in polymers
contributing structure
control material in analysis
control sample in analysis
controlled atmosphere in atmospheric chemistry
convection (as applied to air motion)
convenience sample
conventional transition-state theory
conventional true value
conversion cross-section
conversion electron
conversion spectrum
convex isotherm in chromatography
cooperative transition
cooperativity
coordinate covalence
coordinate link
coordination
coordination entity
coordination number
coordination polyhedron (polygon)
coordinatively saturated complex
coordinatively unsaturated complex
copolymer
copolymer micelle
copolymerization
copper vapour laser
coprecipitation
copy number in biotechnology
core atom in organic reaction mechanisms
coronands (coronates)
corrected emission spectrum
corrected excitation spectrum
corrected retention volume in gas chromatography
correlation analysis
correlation coefficient
correlation diagram
correlation energy
corrinoids (cobalamines, corphyrins, corrins, vitamin B12 compounds)
corrosion
corrosion cell
corrosion current
corrosion potential, $E cor$ ^quantity
corrosion rate
cosolvent
cosphere
cotectic
coulomb^unit
coulomb integral, $H rr$ ^quantity
Coulomb repulsion
coulometric detection method in electrochemical analysis
coulometric titration
coumarins
count
counter tube
counter-current flow
counter-ions
counting efficiency
counting loss
counting rate
coupled cluster (CC) method
coupled (indicator) reaction in analysis
coupled simultaneous techniques in analysis
coupling
coupling constant (spin-spin), $J$ ^quantity
covalent bond
covalent network
Cox–Yates equation
cracking
crazing
cream
cream volume
creaming
creep
cresols
critical concentration
critical embryo
critical energy (threshold energy)
critical excitation energy, $E q$ in in situ microanalysis^quantity
critical ion-concentration in an ionomer
critical micelle concentration (cmc)^quantity
critical point
critical pressure, $p c$ ^quantity
critical quenching radius, $r 0$
critical solution composition
critical solution point
critical solution temperature
critical study
critical temperature, $T c$ ^quantity
critical thickness of a film
cross reaction
cross-conjugation
cross-flow filtration in biotechnology
cross-over concentration, $c *$
crossed electric and magnetic fields in mass spectrometry
crossed molecular beams
crossing over in biotechnology
crosslink
crosslink density
crosslinking
crosslinking site
crowding in solvent extraction
crown
crown conformation
crud in solvent extraction
cryogenic
cryogenic sampling
cryptand
cryptate
crystal diffraction spectrometer
crystal field
crystal field splitting
crystal laser
crystal photochemistry
crystalline electrodes
crystalline polymer
crystallinity
crystallization
CT
cumulative double bonds
cumulative fission yield
cumulative sample
cumulenes
cumulonimbus cloud in atmospheric chemistry
cumulus cloud in atmospheric chemistry
cupola
curie^unit
curing
current density^quantity
current density (relative local)
current distribution
current efficiency
current migration
current yield
Curtin–Hammett principle
curve-crossing model
cut off in aerosol sizes in atmospheric chemistry
cut-off filter
cut-on filter
CVD diamond
CW
cyanates
cyanides
cyanine dyes
cyanogenic
cyanohydrins
cybotactic region
cycles per second
cyclic acid anhydrides (cyclic anhydrides)
cyclitols
cyclization
cyclo-
cycloaddition
cycloalkanes
cycloalkyl groups
cyclodepsipeptides
cyclodextrins
cycloelimination
cyclohexadienyl cations
cyclone (collector) in atmospheric chemistry
cyclophanes
cyclopolymerization
cycloreversion
cyclosilazanes
cyclosiloxanes
cyclotron
cytochrome P450
cytochromes