Na (Noun)
Meaning
A silvery soft waxy metallic element of the alkali metal group; occurs abundantly in natural compounds (especially in salt water); burns with a yellow flame and reacts violently in water; occurs in sea water and in the mineral halite (rock salt).
Classification
Nouns denoting substances.
Examples
- Sodium is a highly reactive metallic element and is never found free in nature, but can be extracted from sodium compounds through electrolysis.
- Sodium is essential for various biological functions in the human body and can be taken in through sodium-rich foods.
- In many cases, sodium is an essential component in numerous chemical processes due to its unique chemical properties.
- Sodium is also an ideal commodity for streetlights, due to its long-lasting nature and bright illumination.
- Sodium's light is on the yellow region of the spectrum, visible through the brightness from burning sodium.