iron
11 is the atomic number for the element sodium in the periodic table.
Calcium.
cerium
water
Helium.
N stands for Nitrogen on the periodic table.
Beryilium
there is no such element
iodine
iodine
Argon is what Ar stands for on the Periodic Table of elements.
Sr stands for strontium on the periodic table of elements.
11 is the atomic number for the element sodium in the periodic table.
potassium
it is fluorine
Beryllium (Be)
Calcium.