The same as 10, since its number of protons of an element is defined by the amount of protons that make up its atom.
Protons are really a type of particle with only a positive ions. The strong nuclear interaction holds protons together in the nucleus of an atom. The atom known as a neutron has no charge, making it neutral.
In the atom's nucleus, protons are negatively charged ions. Each element, whether created in a lab or in nature, has at most one proton. Protons and neutrons both have the same mass, however a proton is 1840 times heavier than an electron. The negatively charged particles known as electrons revolve along the outside of the nucleus.
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