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

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5y ago

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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.


Does selenium need to gain 2 electrons to for an octet?

Yes, selenium needs to gain 2 electrons to achieve an octet configuration because it has 6 valence electrons in its outer shell. By gaining 2 more electrons, selenium can reach a stable electron configuration with 8 electrons in its outermost shell.


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.


How many electrons are gained in Se?

Selenium can gain up to 2 electrons to achieve a stable electron configuration.


What will happen to an atom of selenium in order to form a octet?

An atom of selenium will gain two electrons to form an octet in its valence shell. This will allow it to achieve a stable electron configuration similar to a noble gas.


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.


Atoms gain or lose electrons to achieve?

A stable electron configuration.


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).