Generally the most reactive elements in the Periodic Table are found in the first two (left-most) columns: the alkali metal and alkali earths.
The first cloumn in the periodic table has the most reactive elements. The elements decrease in reactivity as you go across the table. in other words alkali metals
The most reactive nonmetals are the halogens in group 17 of the periodic table.
Groups 3-12 have elements with the most diverse set of properties in the periodic table. They are transition elements.
The most active non metals are the halogens, located in group XVII. They are the most active non-metals because they only need 1 electron to make their outer shell complete.
Calcium
Francium
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The first cloumn in the periodic table has the most reactive elements. The elements decrease in reactivity as you go across the table. in other words alkali metals
The two most reactive groups of elements in the periodic table are the alkali metals and halogens.
Yes
The transition metals are the most common, and are found in the middle (groups 3-12) of the Periodic Table.
Potassium
The most active elements are in group one and two on the periodic table and are always found in nature combined with other elements. The most active metals are in group one, which is the alkali metals, they wouldn't be in group two. (if you need more information) http://www.chem4kids.com/files/elem_alkalimetal.HTML
The most reactive metals are in the group 1 of the Periodic Table - the alkali metals.
The transition metals are the most common, and are found in the middle (groups 3-12) of the periodic table.
Groups 13, 14 and 15
It is fluorine. Fluorine is part of the halogens they are very active nonmetals.