give the total number of protons and electrons in each atom
Cr2+ 24 protons 22 electrons
Cr3+ 24 protons 21 electrons
Ni3+ 28 protons 25 electrons
Ni4+ 28 protons 24 electrons
1 answer
All of these look ok to me. Good work.
Cr2+ 24 protons 22 electrons
Cr3+ 24 protons 21 electrons
Ni3+ 28 protons 25 electrons
Ni4+ 28 protons 24 electrons
1 answer