Henry Mosely!
no - gases are few in number - metals make up most of the periodic table
No, Dmitri Mendeleev in Russia developed the first periodic table.
You dont
118 elements.
The answer is Group 17 Halogens.
Sperm is not an element and therefore does not form any part of the periodic table.
No they did not.
He is the founder of the periodic table. He arranged the elements according to the atomic masses. Few changes are made in his periodic table to make the modern periodic table.
Some elements in the periodic table have a nucleus that is surrounded by a cloud of electrons with a negative charge. This is one sentence using nucleus and periodic table.
No, emerald is not in the periodic table. It is a green gemstone composed of beryllium aluminum silicate with trace amounts of chromium and vanadium that gives it its characteristic color. The chemical elements that make up emerald can be found in the periodic table.
The group on the right side of the periodic table are the noble gases.
Zinc Iodide is a compound not an element. Therefore it isn't on the Periodic Table. But the two elements that make it up of course are.