The first known elements were Gold, Silver, Copper, Iron, Lead, Tin, Mercury, Sulphur, and carbon... I think.
Arsenic
Hydrogen is not only the lightest but the only known element with only 1 proton per atom.
Atoms of the same element that differ in the number of neutrons they contain are known as isotopes.
Tungstenwhich is also known as wolframis the element referred to as W on the periodic table
the oldest known element in periodic table is copper -8000 years old know element thank you
Helium is the first member and the most abundent element in the known universe
Element number 6 was one of the first elements discovered, so it is not widely known who discovered it.
Radium (Ra) atomic number 88
It is not known when it was first used. We do know that it was first a prevailing element in the Italian Renaissance. This is mid1300s - mid1600s.
No element is known as this. It is the name of the disease which is caused by the deficiency of the element Iodine.
The name curium is derived from the name of the well known family of scientists - Curie.
Hydrogen.The first discovered was probably lead or mercury, as they were known from ancient times.
The element that is known as the basic of life is the element carbon. It is a part of all living organisms.
Probably uranium is the best known radioactive element.
Oxygen which was discovered by Lavoisier. It was before known as flojistcated air.
Phosphorus
Just zinc. Chemical symbol Zn, atomic number 30 and the first of the elements in group 12 of the periodic table.