Base de Connaissances
Base de Connaissances - Coach de chimie

Cation vs. Anion vs. Ion... Quelle est la différence? Eh bien, à la fois les cations et les anions sont des ions, ils ont simplement des propriétés physiques différentes. Les cations se forment lorsque...

Comprendre les différentes branches de la chimie peut nous aider à apprécier à quel point cette discipline est prolifique. Dans le monde d'aujourd'hui, les chimistes ne se limitent pas à une simple liste restreinte de disciplines...
Physical Chemistry
Organic Chemistry
Inorganic Chemistry
Chemical Kinetics
Chemical Physics
Electrochemistry
Femtochemistry
Geochemistry
Photochemistry
Quantum chemistry
Solid-state chemistry
Spectroscopy
Stereochemistry
Surface science
Thermochemistry
Calorimetry
Biochemistry
Neurochemistry
Molecular biochemistry
Bioorganic chemistry
Genetic engineering
Biophysical chemistry
Medicinal chemistry
Organometallic chemistry
Physical organic chemistry
Polymer chemistry
Click chemistry
Bioinorganic chemistry
Cluster chemistry
Materials chemistry
Nuclear chemistry
Analytical chemistry
Astrochemistry
Cosmochemistry
Computational chemistry
Environmental chemistry
Green chemistry
Supramolecular chemistry
Theoretical chemistry
Wet chemistry
Agrochemistry
Atmospheric chemistry
Chemical engineering
Chemical biology
Chemo-informatics
Flow chemistry
Immunohistochemistry
Immunochemistry
Chemical oceanography
Materials science
Mathematical chemistry
Mechanochemistry
Molecular biology
Molecular mechanics
Nanotechnology
Petrochemistry
Pharmacology
Phytochemistry
Radiochemistry
Sonochemistry
Synthetic chemistry

Le Système International d'Unités se compose de sept constantes fondamentales, sept unités de base et 22 unités dérivées.
International System of Units
physical quantities
defining constants
base units
derived units
cesium hyperfine splitting frequency
speed of light
vacuum
Planck constant
elementary charge
Boltzmann constant
Avogadro constant
Kinematic SI Derived Units
Mechanical SI Derived Units
Molar SI Derived Units
Electromagnetic SI Derived Units
Photometric SI Derived Units
Thermodynamic SI Derived Units
International System of Quantities
Base Quantities
Derived Quantities

Cation vs. Anion vs. Ion... What is the difference? Well, both cations and anions are ions, they just have different physical properties. Cations are formed when...

Understanding the various branches of chemistry can help us appreciate just how prolific a discipline it is. In today's world, chemists are not limited to just a short list of disciplines...
Physical Chemistry
Organic Chemistry
Inorganic Chemistry
Chemical Kinetics
Chemical Physics
Electrochemistry
Femtochemistry
Geochemistry
Photochemistry
Quantum chemistry
Solid-state chemistry
Spectroscopy
Stereochemistry
Surface science
Thermochemistry
Calorimetry
Biochemistry
Neurochemistry
Molecular biochemistry
Bioorganic chemistry
Genetic engineering
Biophysical chemistry
Medicinal chemistry
Organometallic chemistry
Physical organic chemistry
Polymer chemistry
Click chemistry
Bioinorganic chemistry
Cluster chemistry
Materials chemistry
Nuclear chemistry
Analytical chemistry
Astrochemistry
Cosmochemistry
Computational chemistry
Environmental chemistry
Green chemistry
Supramolecular chemistry
Theoretical chemistry
Wet chemistry
Agrochemistry
Atmospheric chemistry
Chemical engineering
Chemical biology
Chemo-informatics
Flow chemistry
Immunohistochemistry
Immunochemistry
Chemical oceanography
Materials science
Mathematical chemistry
Mechanochemistry
Molecular biology
Molecular mechanics
Nanotechnology
Petrochemistry
Pharmacology
Phytochemistry
Radiochemistry
Sonochemistry
Synthetic chemistry

The International System of Units consists of seven defining constants, seven base units, and 22 derived units.
International System of Units
physical quantities
defining constants
base units
derived units
cesium hyperfine splitting frequency
speed of light
vacuum
Planck constant
elementary charge
Boltzmann constant
Avogadro constant
Kinematic SI Derived Units
Mechanical SI Derived Units
Molar SI Derived Units
Electromagnetic SI Derived Units
Photometric SI Derived Units
Thermodynamic SI Derived Units
International System of Quantities
Base Quantities
Derived Quantities