Question

The number of protons in the nucleus of an atom of an element

Answer 1

The number of protons in the nucleus of the atom is equal to the atomic number

Answer 2

Atomic Number

Step-by-step explanation:

The number of protons in the nucleus of an atom of an element is called Atomic Number. Atomic Number describes the number of protons in the nucleus of an atom. For example:

Hydrogen:

Symbol : H

Atomic Number = 1

Proton = 1

Neutron = 0

Electron = 1

Proton is always the same number as the Atomic Number. However, electrons are equal to protons only when it's electrically neutral.

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