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Mg 2+

Has the same electron configuration as neon. Two electrons lost to do this.

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12y ago
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1w ago

Magnesium will lose 2 electrons to have the same electron configuration as Neon. Neon has a full valence shell with 8 electrons, and Magnesium has 2 valence electrons. By losing 2 electrons, Magnesium can achieve a full valence shell and the same electron configuration as Neon.

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Q: How many electrons will Magnesium lose to have the same electron configuration has Neon?
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What i s the configuration for Mg?

The element magnesium (atomic number 12) has the electron configuration of1s2 2s2 2p6, 3s2or the noble gas abbreviation [Ne] 3s2(see related link)The electron configuration for neutral magnesium (Mg) is 1s22s22p63s2. The ion, Mg2+, has two electrons fewer, so the outer two electrons are removed from the electron configuration. This changes the electron configuration to 1s22s22p6, which is the same electron configuration as the noble gas neon.


How many electrons must a magnesium gain or lose to achieve electron configuration?

Magnesium must lose 2 electrons to achieve a stable electron configuration, specifically to attain a full outer shell of electrons like the nearest noble gas (neon). Magnesium has 12 electrons with a configuration of 2-8-2, so losing 2 electrons would leave it with a configuration of 2-8, which is more stable.


A magnesium atom has 12 electrons. When it reacts it usually loses 2 electrons. How does this loss make magnesium more stable?

When magnesium loses 2 electrons, it achieves a full outer electron shell with 8 electrons, similar to the stable configuration of noble gases. This full outer shell configuration makes the magnesium atom more stable because it lowers its overall energy level, making it less likely to react with other atoms to gain additional electrons.


What is significant about electrons by their arrangement in neon?

Neon has 2 and 8 electrons per shell; the electron configuration is [He]2s2.2p6.


Is magnesium a positive or a negative ion?

Positive. It wants to lose two electrons to get to the electron configuration of its nearest noble gas, Ne (Neon).


What happens to an atom of magnesium when it forms an ionic bond in which it has the same electron configuration as the noble gas neon?

When magnesium forms an ionic bond to achieve the electron configuration of neon, it will lose two electrons to form a stable cation with a +2 charge. This cation will have the same electron configuration as neon, as it now has a full outer electron shell.


Which noble gas has an electron structure like the ions in magnesium oxide?

Neon: In forming magnesium oxide from the elements, two electrons leave each magnesium atom and transfer to an oxygen atom. Therefore, both the magnesium cation and the oxygen anion have the electron configuration of neon, which has an atomic number 2 greater than oxygen and 2 less than magnesium.


What is electron configuration of argon?

The electron configuration of argon is [Ne] 3s2 3p6, where [Ne] represents the electron configuration of neon. Argon has 18 electrons, with 2 electrons in the 3s orbital and 6 electrons in the 3p orbital.


Electron configuration of a noble gas?

Helium's electron configuration is 1s2. Neon's electron configuration is 1s22s22p6. All of the rest of the noble gases, like neon, have the maximum number of electrons in their outermost s and p orbitals (valence shells), which is eight.


Why sodium and magnesium form positive ions?

Sodium and magnesium both have outermost electrons in their atomic structure that are easily lost. When they lose these outer electrons, they form positive ions to achieve a stable electron configuration similar to a noble gas. This allows them to achieve a more stable and energetically favorable state.


Is Al3 same as neon in electron config?

No, Al3+ and neon have different electron configurations. Al3+ has lost three electrons compared to the neutral aluminum atom, resulting in a 2s2 2p6 electron configuration similar to neon. Neon has a full valence shell with 2s2 2p6 electron configuration.


What happens to an atom of magnesium (Mg) when it forms an ionic bond in which it has the same electron configuration as the noble gas neon?

For Mg to acquire the same electron configuration as Neon, it must lose 2 of its valence electrons. It thus obtains a 2+ charge. The 2 electrons that it loses can go to an accepting atom, such as O, S, Cl, etc. to form an ionic bond, where the accepting atom has a negative charge.