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Short answer: [Ar] 3d10 4s2 4p3
OR
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p3
Wiki User
∙ 12y ago
The valence electron configuration for an arsenic (As) atom is 4s^2 4p^3, which means it has 5 valence electrons in the 4s and 4p orbitals.
Wiki User
∙ 12y agoThe electron configuration of arsenic is: [Ar]4s23d104p3.
Wiki User
∙ 7y agoArsenic has the electron configuration of [Ar] 3d104s24p3
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How many valence electrons in H2 atom?
H2 is not an atom, it is a diatomic molecule. Each hydrogen atom has 1 valence electron. When two hydrogen atoms covalently bond to form an H2 molecule, there are two valence electrons being shared by the two atoms.
How many valence electrons does each potassium atom have available for bonding?
One valence electron
How many valence electrons does HBr have?
Hydrogen has 1 valence electron. Bromine has 7 valence electrons. When hydrogen and bromine react, the bromine atom 'steals' the hydrogen atom's only electron. The hydrogen atom then has no electrons and the bromine atom has 8 valence electrons. The two atoms are now ions because their number of protons does not equal their number of electrons. The bromine atom is now a bromide anion and the hydrogen atom is now a hydrogen cation (a proton). The two ions remain together, ionicly bonded and together are called hydrogen bromide.
How many valence electrons does an atom of any halogen have?
An atom of any halogen has 7 valence electrons. Halogens belong to group 17 of the periodic table, which means they have 7 electrons in their outermost shell.
What can be added to an atom to cause a nonvalence electron in the atom to temporarily become a valence electron?
The question is: What can be added to an atom to cause a nonvalence electron in the atom to temporarily become a valence electron?This question may seem hard and/or confusing, but it's really not. You just have to think about it for a minute. This question was in my science quiz online. I had to take LOTS of notes, and guess what?, the answer was right there in my notes..The notes that I took for this question had the topic:Electrons in an ElementMy notes were:-Electrons occupy the electron cloud.-Each electron occupies an energy state.-Electrons farther from the nucleus occupy a higher energy state.-The electron cloud is divided into energy levels.-Each energy level can hold a certain number of electrons-Valence Electrons are usually found in the highest energy level.Not very much notes, but lots of information, and most of them are about energy, and one is about Valence electrons. So, let's figure this.If a valence electron usually have the highest energy level, then a nonvalence electron must not have any energy levels. So, what you would have to add to the nonvalence electron is add energy to become a valence electron.Our question is: What can be added to an atom to cause a nonvalence electron in the atom to temporarily become a valence electron?So the answer to our question is: Energy. Energy can be added.
What is the valence electron configuration for the phosphorus atom?
The valence electrons are the outermost (highest energy) s and p sublevels. There are 5 valence electrons in a phosphorus atom, and it is in period 3, so its valence electron configuration is 3s23p3.
Give the electron configuration for a neutral of arsenic?
The electron configuration for a neutral arsenic atom is 1s^2 2s^2 2p^6 3s^2 3p^6 3d^10 4s^2 4p^3.
What is the valence electron configuration for the magnesium atom?
Magnesium (Mg) has atomic number 12, so the electron configuration is1s2 2s2 2p6 3s2. The VALENCE electron configuration would simply be 3s2.
Atom has five valence of electron?
Nitrogen, Phosphorus, Arsenic, Antimony, and Bismuth all have 5 valence electrons
How many valence electrons does an atom of potassium have?
4
What is the valence electrons configuration for the phosphorus atom?
The valence electrons are the outermost (highest energy) s and p sublevels. There are 5 valence electrons in a phosphorus atom, and it is in period 3, so its valence electron configuration is 3s23p3.
How many valence electrons does a chlorine atom have if its electron configuration is Ne3s23p5?
With an e- configuration of [Ne] 3s23p5, the atom will be found in Group VII A, meaning that there are 7 valence electrons.
How many valence electron are there in sodium neutral atom?
There is one valence electron in a neutral sodium atom. Sodium has an electron configuration of 2-8-1, indicating it has one electron in its outermost energy level.
What is the valence electron configuration for calcium atom?
calcium has the complete electronic configuration: 2, 8, 8 2 and hence has 2 valence electrons.
What does the electron configuration of an atom reveal?
It can reveal the number of valence electrons in the last shell.
How many valence electron are in an atom k-42 in the ground state?
Just one valence electron. The electron configuration for K-42 is 2-8-8-1, meaning that there is one electron in the outermost "shell" of the atom.
How many valence electrons does a chlorine atom have if its electron configuration its Ne 3s2 3p5?
Seven.
