Question

The atom of an element has 9 protons and 10 neurones
what is the atomic number of the element

Answer 1

Answer:

atomic no.= no of protons= 9 (The element is fluorine)

Answer 2

Answer:

The Name of Atom that has 9 protons and 10 neutrons is Fluorine which has the Atomic Number 9.

Also a special trick for you, The atomic number is always the same as the number of protons or electrons. So if you are given that an atom has 7 protons or 7 electrons it will also have atomic number 7.

Explanation: