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Helium atoms only need how many valence electrons to have a filled outermost energy level?
Helium atoms only need 2 valence electrons to have a filled outermost energy level because helium is in the first period of the periodic table and its outermost energy level can only hold a maximum of 2 electrons.
Why does magnesium have an ionization number of 2?
Magnesium is in group 2 of the Periodic table, and so has 2 electrons in its outermost energy level. Therefore, its outermost energy level is full once 2 electrons are removed, and so it has an ionisation number of 2
How many valence electrons does helium need to gain to have a filled outermost energy level?
0 It already is full
An atom in which the outermost level is more than half tends to form is which ions?
An atom in which the outermost energy level is more than half full tends to fill its outermost energy level by adding one or more needed electrons. Such an atom forms a negative ion.
Can the formation of an ion result in a full outermost energy level?
Yes, the formation of an ion can result in a full outermost energy level. When an atom gains or loses electrons, it can achieve a stable electron configuration similar to that of noble gases, which have full outer energy levels. For example, when sodium loses an electron to form a Na⁺ ion, it has a full outer shell, resembling neon. Similarly, nonmetals can gain electrons to fill their outermost energy levels, forming anions.
Explain how valence electrons in an atom are used to form a full outermost energy level?
Atoms form chemical bonds to achieve a full outermost energy level by sharing, gaining, or losing electrons. Valence electrons are the electrons in the outermost energy level of an atom, and having a full outermost energy level makes the atom more stable. This stability is achieved when there are eight electrons in the outermost energy level, known as the octet rule.
Which element has a full outermost energy level contining only two electrons?
Helium has a full outermost energy level containing only two electrons.
What is the outermost energy level of an atom is considered full if the level contains?
Outermost energy level is full if there are 8 electrons in the valence shell.
A helium he atom has 2 electrons that are both in the outermost energy level how many more electrons does the atom need to fill its outermost energy level?
It is the most stable element in the universe and does not need anymore electrons. Its outermost energy level is full.
What element could have two electrons in their outermost level and be full?
Helium has only 2 electrons and its energy level is full.
Does helium has a full outermost energy level with two electrons?
Yes it does.
What atom has a full outermost energy level that contains two electrons?
helium
Which element has a full outermost energy level containing two electrons?
Helium (He)
How do atoms like their outermost energy level?
They can either gain, share, or lose electrons to have a full energy level
Which element has a full outermost energy level with 2 electrons?
Well, darling, that element you're looking for is helium. It sits pretty on the periodic table with its full outermost energy level of 2 electrons, living its best life. So, there you have it, helium is the sassy star of the show with its energy level on lock.
What does atoms have to do to fill the outermost energy level?
they need to either gain or lose electrons to create an octet. It depends on the atom. an octet is when an atom has a full outermost energy level
How many electrons are in the outermost energy level of a chlorine ion in table salt?
There are 8 electrons in the outermost energy level of a chlorine ion in table salt. Chlorine typically has 7 electrons in its outer shell, but when it becomes an ion in table salt, it gains an extra electron to achieve a full outer shell of 8 electrons.
