The Zinc Family also known as group IIB is the second least reactive I believe. The least reactive family is the one with a full p sublevel, the noble gases, the next least reactive would be the family with a full d sublevel. Since group IIB has a full d sublevel, it must be the next least reactive family.
The least reactive element in the group 2 of the Periodic Table of elements is beryllium.
Cesium
Group 2
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they become more reactive since you are moving from left to right on the periodic table, the elements in group 17 are the most reactive.
Your question does not make sense. Sodium is an element. It is a member of the "alkali metal" group of elements. (Group 1 in the Periodic Table.)
The most reactive nonmetals are the halogens in group 17 of the periodic table.
Francium is an alkali metal, similar to caesium. Water (H2O) is a compound,not an element. Francium, although it is believed to have never been tested, is thought to have been the most reactive element with water. It is among the alkali metals in group 1 on the periodic table of elements.
It's necessary to see the table you are referencing to answer this question
Elements are more reactive as you go down the periodic table and to the left.
In terms of reactivity, Potassium(K) is the most reactive element among group 1 elements.
group 1
Group 1 elements are more reactive than that of group 2 elements.
In any row of the periodic table, the group 8 element - the noble gas - is the least reactive. The known group 8 elements are Helium, Neon, Argon, Krypton, Xenon and Radon
Noble gases (group 18) are the almost nonreactive elements. Group 1 elements are the most reactive metals. Group 17 elements are the most reactive non-metals.
Group one elements are the most reactive with group 7 elements as it is the easiest way for the elements to complete their outer shell as the group one element gives its extra electron to the group 7 element and then the group 7 element has a full shell too.
Lithium, (Li) element three and the least reactive of the alkali metals group.
Yes
The most active element in Group 17 of the periodic table turns out the be the most reactive element among all of the elements. It's fluorine (F), and we sometimes hear it called the "hungry wolf" of the periodic table because it is so reactive.A link is provided to the Wikipedia post of the periodic table. This table features hyperlinks as part of its makeup. Each chemical element's symbol is a link to the Wikipedia post on that element.
group 17 or halogens
The elements in Group 1 of the Periodic Table are highly reactive in water, and, only slightly less reactive in Oxygen. Group 2 elements are also quite reactive in Oxygen, but not quite as reactive as those elements in Group 1.