Please! I need help on this test! PCI
Show all the valence electrons and show the subtraction of electrons to keep
track of electron distribution till you get zero electrons.

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

Which diagram shows the correct way to represent an ionic compound of magnesium oxide?

What atom has the largest atomic radius