A neutral isotope has a mass number of 65 and 36 neutrons. Identify the element symbol of this isotope and determine the number of protons and electrons.

Question

.element symbol:

number of protons:

number of electrons:

Answer 1

Neutral tells us protons = electrons and protons identify the element.

Protons + neutrons = mass number, so 65 - 36 = 29 protons

Element symbol: Cu

Number of protons: 29

Number of electrons: 29