Determine the value of four quantum numbers of the sixteen electron in an atom​

Asingle atom of an element has 21 neutrons, 20 electrons, and 20 protons. which element is it? ok o z

In an oxidation-reduction reaction, oxidation is what happens when a reactant

Which of the following true? a_volcanoes and earthquakes often near the plate boundaries. b_volcanoes occur whereve there are tall mountains. c_earthquakes cause volcanoes in the same location to erupt violently d_volcanoes and earthquakes occur only where plates are colliding with each other