Vocabulaire pour l'IELTS Academic (Score 5) - Chimie
Ici, vous apprendrez quelques mots anglais liés à la chimie qui sont nécessaires pour l'examen académique IELTS de base.
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the smallest unit of a chemical element that retains the properties of that element
atome
the smallest unit of a substance that can exist independently while retaining its chemical properties
molécule
a substance that is composed of only one type of atom, typically characterized by specific physical and chemical properties
élément
a particle with a net electric charge due to loss or gain of one or more electrons
ion
(chemistry) a process in which several chemicals combine and form different substances
réaction
(chemistry) a combination of two or more substances without forming a chemical bond or any chemical reaction
mélange
a water-soluble chemical substance that contains Hydrogen and has a sour taste or corrosive feature with a PH less than 7
acide
(chemistry) a substance that can accept protons, donate electrons, or release hydroxide ions in aqueous solution
base
the state of a substance that is neither solid nor liquid
gaz
a substance that flows freely and has a fixed volume but no fixed shape
liquide
a substance that is firm and has a certain shape, not like gas or liquid
solide
to cause something to change or move from one state, condition, system, or position to another
faire la transition entre, passer de
a numerical measure of how acidic or basic a solution is, based on hydrogen-ion activity
pH, potentiel hydrogène
