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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?

Selinium is a non metal element. There are 34 electrons in a single atom.


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.


Why there are six valence electron of selenium?

Selenium has six valence electrons because it is located in group 16 of the periodic table, which is also known as the chalcogens. Elements in this group have six electrons in their outermost electron shell (the p-orbital), which can accommodate a total of six electrons. This configuration allows selenium to form various compounds by either gaining, losing, or sharing electrons to achieve a stable octet.


What type of bond is calcium and selenium?

Calcium and selenium typically form an ionic bond. Calcium, a metal, donates two electrons to achieve a stable electron configuration, while selenium, a non-metal, accepts these electrons to complete its valence shell. This electron transfer leads to the formation of positively charged calcium ions and negatively charged selenium ions, resulting in an electrostatic attraction between them.


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).