Sodium
N stands for Nitrogen on the periodic table.
Beryilium
iodine
there is no such element
iodine
Argon is what Ar stands for on the Periodic Table of elements.
Na on the periodic table stands for sodium. Sodium is a chemical element with atomic number 11 and is a highly reactive metal.
Sr stands for strontium on the periodic table of elements.
potassium
Beryllium (Be)
it is fluorine
Calcium.