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Sulphur
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∙ 12y ago
Wiki User
∙ 11y agoCarbon.
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How many valence shells does the element neon have?
Period number = no. of electron shells. Therefore neon has two shells.
What is the number of valence electrons the element helium has?
Helium has 2 electrons (total of 2 electrons and 2 valence electrons)
How many valence electrons are found in an atom of each what element Helium?
Helium has 2 valence electrons.
What is the number of valence electrons for the element nickel -?
2
What is the valence electrons for radium?
The valence of radium is 2+.
What element has 2 valence electrons and 4 energey levels?
Calcium has 2 valence electrons and 4 electron shells. It is represented by the chemical symbol Ca.
What element has 2 electron shells and 4 valence electrons?
Two electrons imply that the element is in the second period. The 4 valence electrons says that it is located in group 4A (or group 14 in modern notation). Hence, this element is carbon.The element has 2 electron shells means the element is in the 2nd group. This element is carbon. It has 4 valence electrons.
How many valence shells does the element neon have?
Period number = no. of electron shells. Therefore neon has two shells.
What is the number of valence electrons the element helium has?
Helium has 2 electrons (total of 2 electrons and 2 valence electrons)
How many electron shells and how many valence electrons are in an atom of an element found in period 3 and group 16 of the periodic table?
This element is sulfur; the electron configuration of sulfur is [Ne]3s23p4. Sulfur has three electron shells cotaining 2, 8 and 6 electrons. The last six are valence electrons.
How is the noble gas element helium differ from radon?
Helium has 2 electrons and Radon has 86 electrons but both have 8 valence electrons (8 electrons in their outermost shells)
What element has 2 valence electrons and 4 protons?
Beryllium (Be) has 4 protons and 2 valence electrons.
How many electrons does the element Be have in it?
4 electrons, 2 valence electrons
How many valence in the element cobalt?
There are 2 valence electrons in cobalt.
What is valency of an element having atomic number 20?
H, Li, Na, K = 1valence electrons Be, Mg, Ca = 2 valence electrons B, Al = 3 valence electrons C, Si = 4 valence electrons N, P = 5 valence electrons O, S = 6 valence electrons F, Cl = 7 valence electrons He, Ne. Ar = 0 because they are noble gases and all their electron shells are full
How many electrons are in each orbit of electrons?
Well, the first valence electron shell contains 2 valence electrons, which every element has (with the exception of hydrogen), and all shells afterwards can hold up to 8 electrons. - So, by totaling, an element with 1 energy level full has 2 valence electrons, 2 full would mean 10, 3 full would mean 18, 4 full would mean 26, and so on.
How many valence electrons are found in an atom of each what element Helium?
Helium has 2 valence electrons.
