Number of Protons
How many protons are there in an atom?
It depends on the element of the atom.
The number of protons in an atom depends on its elemental nature. Each element has its own proton number. This proton number is derived from the number of protons that are found in an atom’â„¢s nucleus. It is also known as the atomic number. The element with the lowest proton number is hydrogen with 1 proton, while meitnerium has the most number of protons at 109.