ARTICLES

The oxygen atom has two energy levels, with two electrons in the s orbital of the first, two electrons in the s orbital of the second and four electrons in the p orbital of the second. It has eight electrons, eight proto...

www.reference.com/science/atomic-structure-oxygen-atom-534b495ce6b7d6ec

The atomic theory is that all matter is made up of tiny units or particles called atoms. This theory describes the characteristics, structure and behavior of atoms as well as the components that make up atoms. Furthermor...

www.reference.com/science/atomic-theory-8e6741907c797c93

An atom is comprised of a central portion called a nucleus that contains protons and neutrons. Electrons orbit the nucleus and are typically found in a one-to-one ratio with protons. Different stable atomic configuration...

www.reference.com/article/structure-atom-8a79238a63911a85

SIMILAR ARTICLES

Nickel has eight electrons in the 3d orbital and two electrons in the 4s orbital, which means nickel has 10 total valence electrons. The reason it has 10 is because nickel is a transition metal, so the d and s electrons ...

www.reference.com/science/many-valence-electrons-nickel-a1a0a63a4e0209be

With an atomic number of 4, beryllium has four electrons: two electron shells surround the atom's nucleus and two electrons in each shell. Beryllium is a rigid metal with an atomic mass of 9.0122. It is lightweight but s...

www.reference.com/article/electron-configuration-beryllium-491e417bba95cc3a

A nitrogen atom's appearance consists of a nucleus that's surrounded by one orbital containing two electrons and a second orbital containing five electrons. The total number of electrons in one atom of nitrogen can be de...

www.reference.com/article/nitrogen-atom-look-like-b9ddddf5a2af2513

The electron configuration of an atom refers to the manner in which its electrons are arranged in the atom's orbital shells and sublevels, or subshells. The orbital configuration of an atom's electrons is a primary facto...

www.reference.com/article/electron-configuration-3a1e5df089588c13