answersLogoWhite

0

Magnesium (Mg) has 2 valence electrons because it is in group 2 of the Periodic Table. Group 2 elements have 2 electrons in their outermost shell.

User Avatar

AnswerBot

1y ago

What else can I help you with?

Related Questions

How many valence electrons are found in an atom of magnesium?

Mg has 2 valence electrons.


How many electrons are in the valence shell for Mg?

Mg or Magnesium has 2 electrons in its Valence shell. If you have the right Periodic Table it should have numbers 1A, 2A,... 3B, ect listed above each column. These numbers represent the number of Electrons in the valence shell of all the elements in that Column.


Which has the greater number of valence electrons Ca or Mg?

Both are in the same group; accordingly, they have the same number of valence electrons (2).


How many valence electrons does atom Mg 26 in the ground state have?

Atom Mg-26 in the ground state has 2 valence electrons. Magnesium (Mg) has an atomic number of 12, so it has 12 electrons in total. In the ground state, the electron configuration is [Ne] 3s2, which means it has 2 electrons in the outermost shell (valence electrons).


How many valence electrons are in an atom of magnesuim?

There are 2 valence electrons in an atom of magnesium. There are 5 valence electrons that are in an atom of phosphorus. There are 4 valence electrons that are in a silicon atom.


What is a valence shell of mg?

The valence shell of magnesium (Mg) contains 2 electrons in the outermost energy level. This is because magnesium is an alkaline earth metal with 2 valence electrons. These electrons are located in the 3s orbital in the third energy level.


What change in electron structure occur when Mg atom become a Mg ion?

Magnesium is a group 2A element, and has 2 valence electrons. Thus, for it to become an ion (Mg^2+) is loses those 2 valence electrons.


Why Mg is harder than Na?

Mg. Mg has 2 valence electrons while Na only has 1 valence electron. Mg+2 also has a smaller ionic radius than Na+. Metallic bonds are stronger when metals have more valence electrons and smaller ion size. The metallic bond will be stronger for Mg. Thus, Mg will have the higher melting point.


What Is The Charge On Mg If it Has Full Valence Shell?

If magnesium (Mg) has a full valence shell, it would have a 2+ charge. This is because magnesium has 2 valence electrons and would need to lose these electrons to achieve a full valence shell, resulting in a 2+ charge.


How many valence electron does Mg ion contain?

Magnesium and the rest of the alkaline earth metals have two valence electrons.


What don you notice about the number of valence electrons as you move from left to right across a row or the period in the periodic table na-mg-al-si-p-s-ci-ar?

The number of valence electrons increases by one as you move from left to right across a period in the periodic table. Sodium (Na) has 1 valence electron, magnesium (Mg) has 2 valence electrons, aluminum (Al) has 3 valence electrons, silicon (Si) has 4 valence electrons, phosphorus (P) has 5 valence electrons, sulfur (S) has 6 valence electrons, chlorine (Cl) has 7 valence electrons, and argon (Ar) has 8 valence electrons.


How many valence electrons does mg plus 2?

Two, like every other atom in periodic table column 2 (extended form).