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Q: Which 2 groups are the most reactive on the periodic table why?
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The two most reactive groups of elements in the periodic table are the alkali metals and the what?

The two most reactive groups of elements in the periodic table are the alkali metals and halogens.


Where are the most reactive metals located on periodic table?

The most reactive metals are in the group 1 of the Periodic Table - the alkali metals.


What groups are the very reactive elements from?

there are alkali metals that are the most reactive metals on the periodic table and halogens which are the most reactive nonmetals


What is the most reactive groups of metals in the periodic table?

the alkali metals are the most reactive... either cesium or francium would be the most reactive out of this group.


What groups are most reactive on the periodic table?

group 1 and group 17 are the most reactive groups


What group is 1?

in the Periodic Table it is the most reactive metals!


What are the most reactive elements on the periodic table?

The alkali metals and the halogens are the most reactive groups and among them, francium and fluorine are the most reactive, especially with each other.


What are the most reactive groups of nonmetals on the periodic table?

The most reactive group of non metal is group-17. It is called halogen family.


The most reactive nonmetals on the periodic table are?

The most reactive nonmetals are the halogens in group 17 of the periodic table.


Where on the periodic table is most reactive nonmetal?

The most reactive nonmetals are the halogens in group 17 of the periodic table.


In which family in the periodic table are the most reactive nonmetalsmily in the periodic table are the most reactive nonmetals?

halogenes/non metals


What are the most active groups in the periodic table?

Generally the most reactive elements in the periodic table are found in the first two (left-most) columns: the alkali metal and alkali earths.