The first 82 elements are all stable and not radioactive, except for technetium and promethium. Most elements after 82 are unstable.
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The first 82 elements in the Periodic Table are all naturally occurring elements. They range from hydrogen to lead and have unique chemical properties based on their atomic structure and electron configurations. These elements form the building blocks of all matter in the universe.
No, carbon is not the first element on the periodic table of elements. Hydrogen is the first element on the periodic table.
15 of the first 18 elements on the periodic table are solid at room temperature.
The table of elements is called the Periodic Table of Elements. It organizes all known chemical elements based on their atomic number and chemical properties.
The periodic table of elements is the table that arranges different elements based on their common properties in rows and columns. It helps to organize and classify elements by their atomic number, electron configuration, and chemical properties.
before it there was no organization, but the first periodic table was organized by atomic mass.