This symbol doesn't exist in the Periodic Table.
there is no such element
As represents the element arsenic
no element has the symbol G
the element Ununnilium
Actually, Xe is the symbol for the element xenon (not yenon)
Pe does not stand for any element in the periodic table. Each element is represented by a unique symbol, typically consisting of one or two letters.
there is no such element
No element has the symbol A
there is no element with the symbol A.
there is no such element
As represents the element arsenic
sodium
Element 4 Beryllium
There is no element with the abbreviation of "Aa."
no element has the symbol G
the element Ununnilium
the element nickel