It's sodium chloride
NaCI is not a notation used in the periodic table. NaCl, on the other hand, refers to sodium chloride, which is commonly known as table salt. Sodium (Na) and chlorine (Cl) are two elements that bond to form this compound.
N stands for Nitrogen on the periodic table.
naci
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