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How many valence electrons do all noble gases have except helium?
All noble gases have 8 valence electrons. Helium has only 2.
How many valence electrons each noble gas has?
Each noble gas has 8 valence electrons, except for helium which has 2 valence electrons. This full outer electron shell gives noble gases their stability and lack of reactivity.
Do all noble gases have eight valence electrons?
Yes, all noble gases have eight valence electrons, except for helium which has only two valence electrons. This stable electron configuration is known as the octet rule.
How many electrons are present in the valence level for all noble gases except helium?
There are 8 electrons present in the valence level for all noble gases except helium. This is because in the outermost shell, known as the valence shell, noble gases (excluding helium) have a full octet of electrons, making them stable and unreactive.
Which noble gas doesn't have 8 outer electrons?
Helium has only 2 valence electrons. The rest noble gases have eight.
