potassium

potassium

Métal mou et argenté, également présent dans les aliments et nécessaire au bon fonctionnement du corps.

En anglais simple : A soft, silver-colored metal, also present in foods and needed for the body to work properly.

• Bananas contain potassium.
• Pure potassium reacts strongly with water.
• The blood test showed that her potassium levels were low.

Expressions courantes : potassium metal, potassium levels, potassium chloride

atome de potassium

Un seul atome de potassium, l’élément chimique dont le symbole est K.

En anglais simple : One atom of the chemical element represented by K.

• A potassium occupies that position in the structure.
• The reaction replaces a sodium with a potassium.
• Each potassium loses one electron during the reaction.

Synonymes : potassium atom

Expressions courantes : single potassium, potassium atom