Assertion: hydrogen atom's nucleus | /r/HasProperty | proton
Facets:
Source sentences:
text: The negative electron moves around the positive nucleus (proton) in a circular orbit.
text: Because the electron mass is about 1836 times smaller than the mass of the lightest nucleus (the proton), the value of μ is very close to the mass of the electron m e for all hydrogenic atoms.
text: The hydrogen atom is the simplest of all atoms, and the nucleus of the hydrogen atom (called a proton) is the simplest of all nuclei.
text: The negative electron moves around the positive nucleus (proton) in a circular orbit.
text: The negative electron moves around the positive nucleus (proton) in a circular orbit.
text: The total number of particles in a nucleus (protons and neutrons) is called the mass number of the nucleus and is denoted by the letter A.
text: Because the electron mass is about 1836 times smaller than the mass of the lightest nucleus (the proton), the value of μ is very close to the mass of the electron m e for all hydrogenic atoms.