octave
No, the first element on the Periodic Table is Hydrogen, but because of its unusual behaviour it is usually placed by itself, not next to any other elements. The second element is Helium.
Molybdenum is the 42nd element on the periodic table.
sodium is the element
Fluorine is in the halogen family and in the second period of the periodic table.
The second element is element number two: Helium
Samarium
Hafnium
The first non-metal of the alien periodic table is "Su". This is the element of surprise. The second is "Ou", which is Outuvure element.
The 102nd element is called Nobelium (No).
The element abbreviated with As on the periodic table is Arsenic
Helium is the second element on the periodic table and its chemical symbol is He.
The second period. (Rows)