Solved by a verified expert:Which of the following bonds can form between atoms of equal electronegativity?Hydrogen bonds can form between atoms of equal electronegativity.Van der Waals interactions can form between atoms of equal electronegativity.Ionic bonds can form between atoms of equal electronegativity.Compared with 31P, the radioactive isotope 32P hasone more neutron.a different atomic number.a different charge.one more electron.one more protonThe reactivity of an atom arises fromthe average distance of the outermost electron shell from the nucleus.the existence of unpaired electrons in the valence shell.the potential energy of the valence shell.the energy difference between the s and p orbitals.the sum of the potential energies of all the electron shells.