ARTICLES

The atomic mass of oxygen is 15.9994 atomic mass units. Oxygen has an atomic number of 8 and is classified as a non-metal. Its symbol is O.

www.reference.com/science/atomic-mass-oxygen-320841c1128a7d8b

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 stable isotope oxygen-16 has an atomic number of 8 and a mass number, also known as an atomic mass, of approximately 16. The atomic number indicates how many protons are in the nucleus of the atom, while the atomic m...

www.reference.com/article/oxygen-atom-atomic-number-8-mass-number-16-27cbf6bca58cfb7f

SIMILAR ARTICLES

The atomic mass of copper is 63.546 atomic mass units. The chemical element has an atomic number of 29 and an atomic symbol of Cu.

www.reference.com/article/atomic-mass-copper-342ee0df0753dc61

The molecular weight of benzoic acid is 122.12 atomic mass units. The molecular weight of a compound is calculated by adding together the atomic weight of each atom of each element contained in the molecule. The chemical...

www.reference.com/article/molecular-weight-benzoic-acid-68fb733d8838d2b3

Carbon's atomic number is 6, and its atomic mass is 12.0107 atomic mass units. The atomic number defines the number of protons located in the atom's nucleus, so carbon has six protons. Each element has its own atomic num...

www.reference.com/article/atomic-number-carbon-aad7952cd1365c9d

The atomic mass of hydrogen is 1.00794 amu (atomic mass units). Its atomic number is 1, and hydrogen has one electron and one proton. This element is a gas at room temperature.

www.reference.com/science/atomic-mass-hydrogen-4906a55a4070a05a