The atomic number is the number of protons in the nucleus of an atom. Each element has its own unique atomic number, which you can find on the Periodic Table, as the periodic table is arranged in ascending order of atomic number.
The atomic number is how many protons and electrons the element has. Hope this helps!!!
The atomic number of the element Helium is two.
The atomic number refers to how many protons in the nucleus and thus how many electrons are in orbit.
No it is not the atomic number. We call it mass number.
The atomic number is determined by how many protons are in the atom's nucleus.
Atomic mass is how much it weighs, the atomic number is how many protons/electrons it has
There is only one atomic number for any element. For boron, it is 5.
We use atomic number for recognize chemical elements. atomic number means, how many protons are there in a single atom.
The atomic number IS the number of protons in the atom's nucleus.
Atomic number describes about number of protons.It is equals to number of protons.
Atomic Number tells you how many protons and electrons there are in a neutral atom.
Four.