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At is the chemical symbol of astatine.
At is a radioactive halogen that is itself the byproduct of the decay of more massive radioactive atoms. It has a very short half life, and the "world supply" of astatine (the amount believed to exist at any particular moment anywhere in the entire mass of the planet) is about one ounce (approx. 30 grams).
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What does Sn stand for in the periodic table?
Sn stands for the element tin in the periodic table.
What does 11 stand for in the periodic table?
11 is the atomic number for the element sodium in the periodic table.
What does Ca stand for in the periodic table?
Calcium.
What does Ce stand for on the periodic table?
cerium
What does FeO stand for in the periodic table?
iron
What does 'N' Stand for in the periodic table?
N stands for Nitrogen on the periodic table.
What does Be stand for in the periodic table?
Beryilium
What does A stand for in the periodic table?
there is no such element
What does the I' on the periodic table stand for?
iodine
What does I you stand for in the periodic table?
iodine
What does Sn stand for in the periodic table?
Sn stands for the element tin in the periodic table.
Does h stand for helium on the periodic table?
No, the symbol "H" stands for Hydrogen on the periodic table. The symbol "He" stands for Helium on the periodic table.
What does Ar stand for one the periodic table?
Argon is what Ar stands for on the Periodic Table of elements.
What does K stand for in the periodic table?
potassium
What does F stand for in the periodic table?
it is fluorine
What does Be stand for on the periodic table?
Beryllium (Be)
What does Ca stand for in the periodic table?
Calcium.
