Home Wikituition Browse all terms Categories
Random term

Results for “Mole”

24 terms


A–Z
All A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Filtering by: Mole Starts with C Clear all
Biochemistry & Polymer Chemistry

Carbohydrate

A biomolecule composed of carbon, hydrogen and oxygen, usually with hydrogen and oxygen in the ratio found in water.

Cₓ(H₂O)_y Dimensionless
Analytical Chemistry & Spectroscopy

Carbon-13 NMR

An NMR technique that detects the carbon-13 nucleus to reveal the carbon skeleton of a molecule.

δ 0–220 ppm ppm
Foundations of Chemistry

Cation

A positively charged ion produced when an atom or molecule loses one or more electrons.

M → Mⁿ⁺ + n e⁻ C (charge)
Organic Chemistry

Chirality

The property of a molecule that makes it non-superimposable on its mirror image.

Dimensionless
Analytical Chemistry & Spectroscopy

Chromophore

The part of a molecule responsible for absorbing light at a particular wavelength.

nm
Biochemistry & Polymer Chemistry

Coenzyme

A small organic molecule that binds temporarily to an enzyme and is essential for its catalytic activity.

Dimensionless
Biochemistry & Polymer Chemistry

Condensation Polymerisation

Polymerisation in which monomers join with the elimination of a small molecule, usually water.

n A + n B → –(AB)ₙ– + n H₂O Dimensionless
Stoichiometry & Chemical Reactions

Condensation Reaction

A reaction in which two molecules join with the elimination of a small molecule, usually water.

A–OH + H–B → A–B + H₂O Dimensionless
Organic Chemistry

Conformational Isomerism

The different spatial arrangements a molecule can adopt through rotation about single bonds.

kJ/mol
Inorganic & Coordination Chemistry

Coordination Compound

A compound containing a central metal atom or ion bonded to surrounding molecules or ions by coordinate bonds.

[M(L)ₙ]Xₘ Dimensionless
Thermochemistry & Thermodynamics

Calorific Value

The heat released by the complete combustion of unit mass of a fuel.

CV = ΔH_c / molar mass kJ/g
Organic Chemistry

Cannizzaro Reaction

The disproportionation of an aldehyde with no alpha hydrogen under concentrated alkali into an alcohol and a carboxylate.

2RCHO + OH⁻ → RCH₂OH + RCOO⁻ Dimensionless
Organic Chemistry

Chain Isomerism

Structural isomerism arising from different arrangements of the carbon skeleton.

Dimensionless
Chemical Kinetics & Catalysis

Chain Reaction

A self-sustaining reaction sequence in which a reactive intermediate regenerates itself at each cycle.

initiation → propagation → termination Dimensionless
States of Matter & Gas Laws

Charles's Law

At constant pressure, the volume of a fixed mass of gas is directly proportional to its absolute temperature.

V₁ / T₁ = V₂ / T₂ m³/K
Inorganic & Coordination Chemistry

Chelate Effect

The greater stability of a complex containing a multidentate ligand compared with one containing equivalent monodentate ligands.

ΔS favourable kJ/mol
Foundations of Chemistry

Chemical Formula

A symbolic notation that states which elements a substance contains and in what proportions, using element symbols and subscripts.

Dimensionless
Chemical Kinetics & Catalysis

Chemisorption

Strong adsorption in which actual chemical bonds form between the adsorbate and the surface.

ΔH ≈ −80 to −400 kJ/mol kJ/mol
Chemical Kinetics & Catalysis

Collision Frequency

The number of collisions occurring per unit volume per unit time in a reacting mixture.

Z ∝ n²σ√T s⁻¹
States of Matter & Gas Laws

Compressibility Factor

The ratio of the actual molar volume of a gas to that predicted by the ideal gas law.

Z = pV / nRT Dimensionless
States of Matter & Gas Laws

Condensation

The change of a substance from the gaseous to the liquid state, accompanied by the release of latent heat.

kJ/mol
Chemical Bonding & Molecular Structure

Covalent Bond

A bond formed when two atoms share one or more pairs of electrons so that both achieve a stable configuration.

A· + ·B → A:B kJ/mol
States of Matter & Gas Laws

Critical Temperature

The temperature above which a gas cannot be liquefied by pressure alone, however great.

T_c = 8a / 27Rb K
Solutions & Colligative Properties

Colligative Properties

Solution properties that depend only on the number of dissolved solute particles, not on their chemical identity.

Various