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1806 was the date of first recognition of chlorine as an element. Chlorine was placed in all of the first three attempts at periodic classification -- Newlands in 1864, Mendeleev and Lothar Meyer in 1869.
There was really no such thing as a 'Periodic Table' before 1869.
What else can I help you with?
Is chlorine on the periodic table a metal nonmetal or metalliod?
Chlorine is a non-metal. It is placed in group-17 of the periodic table.
How are chlorine and magnesium similar on the periodic table?
Chlorine and Magnesium are placed in same period. They are placed in period-3.
What element is Cl on the periodic table?
chlorine, the stuff in pools. I dunno a lot I'm not that smart when it comes to chemistry but I memorized the abbreviations
Why in the periodic table is chlorine Cl?
Periodic table is an arrangement of elements. Chlorine is an element and hence it is there on the periodic table.
What group is chlorine in on periodic table?
Chlorine is in Group 17 of the Periodic Table.
What is the periodic number of chlorine in the periodic table?
The periodic number of chlorine in the periodic table is 17. This means that chlorine has 17 protons in its nucleus, which also determines its chemical properties and its position in the periodic table.
What group is chlorine in the periodic table?
Chlorine is in Group 17 of the Periodic Table.
What group is astatine in the periodic table?
Astatine is placed in group-17 in the Periodic Table. Its symbol is At.
WHAT IS FE2O3 IN PERIODIC TABLE?
Compounds are not placed in the periodic table.
Where are there actnoides placed on the periodic table?
Actinoids are placed in a separate row under the periodic table.
What does hydrochloric acid mean in the periodic table?
Hydrochloric acid comprises of elements-hydrogen and chlorine. Hydrogen is placed above in group-1 and chlorine in group-17
What symbol represents chlorine on the periodic table?
Hi,The periodic symbol for chlorine is clhope this helps you
