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They are: fluorine and oxygen.

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14y ago

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What two groups are less reactive?

Inert gasses are completely non reactive. The next least reactive would be some where in the middle of the periodic table (probably precious metals).


Which two families in the periodic table have the most reactive metals?

The alkali metals (Group 1) and the alkaline earth metals (Group 2) are the two families in the periodic table with the most reactive metals. Alkali metals are more reactive than alkaline earth metals due to their lower ionization energy and higher reactivity with water and air.


Most reactive group in periodic table?

The most reactive goup in the metals is the Alkali metals (Group I) The most reactive non-metal group is Group 17 or VIIA) the Halogens. It is difficult to say which of the two groups is more reactive. Chemists will say that Flourine is the most reactive element. Note that Group 18 is the least reactive, most stable.


Are Halogens the most reactive nonmetal?

It is true that halogens are most reactive non-metals. This is because of two reasons:-They have only seven electron in their outermost shell. Thus, they get stable configuration only on gaining one electron.Also, halogens are the most electronegative elements and have very attracting power for electrons.


Which 2 metals are most reactive?

Potassium and sodium are the two most reactive metals in the periodic table. They can react vigorously with water and air to form compounds.


What are two patterns of families science?

The two patterns include metals and non-metals. metals are placed on left and non-metals on right side.


What is the similarities between alkali metals and alkaline earth metals?

AM are in group one and are very reactive, unstable, and has one electron in the outer shell, where as in AEM they are in group two and have 2 electrons in the outer shell.


Is it true that transition metals are less reactive than the metals in group one and two of the periodic table?

True


How reactive are alkaline earth metals?

Alkaline earth metals are less reactive than alkali metals, but more reactive than transition metals. They readily form 2+ cations in chemical reactions due to their tendency to lose two electrons. Their reactivity increases down the group as the atomic radius increases.


What two elements are likely to react together?

A metal and a non metal. Two non metals. A metal and a metalloid.


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 the halogens. Halogens are nonmetals located in group 17 of the periodic table and include elements like fluorine, chlorine, and iodine.


How are alkaline earth metals different from alkali metals in terms of their properties and reactivity?

Alkaline earth metals have higher melting points and densities compared to alkali metals. They are less reactive and have two valence electrons, while alkali metals have one valence electron and are more reactive.