Nhóm VA

N

Compounds of nitrogen were known in the Middle
Ages. The alchemists knew nitric acid as aqua
fortis. The mixture of nitric and hydrochloric acids
was known as aqua regia.

Nitrogen means “saltpetre” and genes means
"forming”

Nitrogen = Azote means "lifeless"
P

The name comes from the Greek: φώςφόρος
meaning "light-bearer" , the planet Venus as
"Morning Star".
As

The word arsenic is borrowed from the Persian
word خينرز Zarnikh meaning "yellow orpiment".
Zarnikh was borrowed by Greek as arsenikon,
which means masculine or poten.
Sb

The popular etymology, from anti-monachos or
French antimoine, still has adherents; this would
mean "monk-killer", and is explained by many early
alchemists being monks, and antimony being
poisonous


Sb (Latin: stibium, meaning "mark") because the
ore stibnite (antimony sulfide) was once used as
mascara.