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Selenium should gain two electrons and lose six electrons to achieve a noble gas electron configuration.

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Q: How many electrons must be gained or lost for selenium to achieve a noble gas electron configuration?
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How many electrons selenium would arsenic lose or gain when forming an ion?

Selenium typically gains two electrons to achieve a stable electron configuration, forming the Se2- ion. Arsenic typically loses three electrons to achieve a Noble Gas electron configuration and forms the As3+ ion.


How many atoms selenium lose?

Selenium typically loses 2 electrons to achieve a stable electron configuration. This results in the formation of a 2+ ion for selenium.


How many electrons does selenium gain?

Selenium gains two electrons to achieve a stable electron configuration, usually by forming ionic compounds in which it takes on a -2 charge.


How many electrons does selenium need to lose or gain to be stable?

Selenium needs to gain two electrons to achieve a stable electron configuration. By gaining two electrons, selenium will have a complete outer energy level (valence shell), which is the most stable configuration for an atom.


What ion will be formed by a selenium atom when it has a stable set of valence electrons?

Selenium typically forms an ion with a charge of -2 when it gains two electrons to achieve a stable electron configuration. This forms the selenide ion (Se2-).


Type of bond between fluorine and selenium?

Fluorine and selenium can form a type of bond known as a covalent bond, where they share electrons to achieve a stable electron configuration. In this bond, both fluorine and selenium atoms contribute to the bond by sharing electrons rather than transferring them completely.


What electron configuration do atoms acheieve by sharing electrons form covalent bonds?

They achieve the electron configuration of a noble gas.


What bond is formed between potassium and selenium?

Potassium and selenium can form an ionic bond, where potassium will donate an electron to selenium to achieve a stable electron configuration. This results in the formation of potassium selenide (K2Se).


How many electrons does silver have to gave up in order to achieve a pseudo-noble-gas electron configuration?

Silver (Ag) has 47 electrons. To achieve a pseudo-noble-gas electron configuration, silver would need to lose one electron to achieve a stable electron configuration that resembles a noble gas configuration like argon.


Atoms gain or lose electrons to achieve?

A stable electron configuration.


Have two valence electrons and get to a stable electron configuration by using two electrons?

You can achieve a stable electron configuration by using two electrons by forming a covalent bond with another atom that also has two valence electrons. In this way, each atom can share its valence electrons to achieve a full outer shell and achieve stability.


How many electrons does nitrogen gain in order to achieve a noble gad electron configuration?

nitrogen has 5 valence electrons. It should gain 3 electrons to achieve a noble gas configuration.