A Halogen.
Li stands for lithium in the periodic table. It is the third element with atomic number 3 and is a soft, silvery metal that is highly reactive.
Table salt is sodium chloride, NaCl; the metal is sodium.
No, chlorine is in the same period as argon but not sulfur. Chlorine and argon are both in period 3 on the periodic table, whereas sulfur is in period 3 of the periodic table.
Table salt is a compound composed of sodium and chlorine ions bonded together in a 1:1 ratio, known as sodium chloride. Sodium and chlorine combine through ionic bonding to form table salt, which is commonly used as a seasoning in cooking.
Table salt is composed of sodium and chlorine ions held together by an ionic bond. Sodium and chlorine are both elements that combine in a 1:1 ratio to form sodium chloride, which is the chemical name for table salt.
I think it was Mendaleev's periodic table.
Phosphorus
meercury , lead
Copper
check out an interesting periodic table at www.calculatoredge.com
Search: Groups on Periodic Table on google.
J
Francium
Dmitri Mendeleev in 1869
check out this amazing Perodic table at www.calculatoredge.com
The periodic table of elements arranges all of the known chemical elements.
At last count we were up to 114.