Write the symbol for each of the following ions:
the ion with a 1+ charge, atomic number 55, and mass number 133
the ion with 54 electrons, 53 protons, and 74 neutrons
the ion with atomic number 15, mass number 31, and a 3− charge
the ion with 24 electrons, 30 neutrons, and a 3+ charge
How do I figure out this question?
0 comments