All hydrogen atoms, regardless of the number of neutrons in its isotope (zero neutrons for protium, one for deuterium, two for tritium), would have only one proton.
There are 18 protons in each atom.
56 protons.
Its atomic number. It tells you the number of protons it has. Each atom has its own unique amount of protons. The protons identify the element.
Each atom of Rubidium (Rb) has 37 protons.
Each atom of chlorine has 17 each of protons and electrons; as shown by the atomic number of chlorine.
There are 26 protons in the atom of iron.
there are 7 protons in each nitrogen atom.
There are 18 protons in each atom.
A Krypton atom has 36 protons and 36 electrons each.
56 protons.
Tritium (Hydrogen-3, H3, T) has 1 Proton, 2 Neutrons, and 1 Electron.
Lithium is an element with 3 protons in each atom.
Each atom has a unique combination of protons, neutrons, and electrons.
Each element has a unique number of protons. If another atom has the same number of protons as that element, it is the same element.
Use the Related Question for how to find the number of protons and electrons in an atom and then add up the number of each atom for each atom in the molecule.
Its atomic number. It tells you the number of protons it has. Each atom has its own unique amount of protons. The protons identify the element.
Protons and neutrons. They are located in the nucleus (the middle of the atom).