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en.wikipedia.org/wiki/Atomic_number

In 1917 Rutherford succeeded in generating hydrogen nuclei from a nuclear reaction between ...

en.wikipedia.org/wiki/Hydrogen_atom

A hydrogen atom is an atom of the chemical element hydrogen. The electrically neutral atom contains a single positively charged proton and .... is the quantum number (now known as the principal quantum number). Bohr's predictions matched ...

en.wikipedia.org/wiki/Deuterium

Deuterium is one of two stable isotopes of hydrogen The nucleus of deuterium, called a ..... Spin and energy[edit]. Deuterium is one of only five stable nuclides with an odd number of protons and an odd number of neutrons. (2. H , 6. Li , 10. B

www.hobart.k12.in.us/ksms/PeriodicTable/hydrogen.htm

Hydrogen. Name, Hydrogen. Symbol, H. Atomic Number, 1. Atomic Mass, 1.00794 atomic mass units. Number of Protons, 1. Number of Neutrons, 0. Number of ...

www.chemicalelements.com/elements/h.html

Hydrogen at Chemical Elements.com. Basic Information ... Hydrogen Symbol: H Atomic Number: 1 ... Number of Protons/Electrons: 1. Number of Neutrons: 0

www2.lbl.gov/abc/wallchart/chapters/02/3.html

Aug 9, 2000 ... There are three isotopes of the element hydrogen: hydrogen, ... They each have one single proton (Z = 1), but differ in the number of their ...

www.quora.com/How-many-protons-neutrons-and-electrons-does-hydrogen-have

Hydrogen has one proton by definition. Hydrogen can have any number of electrons and still be hydrogen. To be electrically neutral, it must have one electron.

education.jlab.org/qa/hydrogen_01.html

The atomic number is equal to the number of protons in an atom's nucleus. Hydrogen's atomic number is 1 because all hydrogen atoms contain exactly one  ...

digipac.ca/chemical/molemass/massnum.htm

Atom, Protons, + Neutrons, = Mass Number. Hydrogen-1, 1, 0, 1. Hydrogen-2, 1, 1, 2. Oxygen-16, 8, 8, 16. Oxygen-17, 8, 9, 17. Oxygen-18, 8, 10, 18. Chlorine-35  ...