Question

how to find out the number of electrons and protons and neutrons​

Answer 1

Answer:

You can simply subtract the atomic number from the mass number in order to find the number of neutrons. If the atom is neutral, the number of electrons will be equal to the number of protons

Answer 2

Answer:

we know that number of protons are always equal to no. of electrons

we can find it by knowing the atomic no. of that vary element

or we can find it by deviding that atomic mass by 2

and no. of neutrons will be 1 or 2 more tahn the no. of protons or electrons