Why is jupiter so much larger than earth? check all that apply. inner planets were created at higher velocities. outer planets have less gravity than inner ones. outer planets attracted helium, hydrogen, and other gasses. inner planets formed where temperatures were cooler. gases escaped from inner planets and not from outer ones.

1)each group 16 element has how many valence electrons? ( )4 ( )6 ( )8 ( )16 2)how many dots appear in the dot structure for calcium ion, ca2+? ( )zero ( )one ( )two ( )eight 3) which of the following atoms forms a cation to obtain an octet of outer shell electrons? ( )magnesium ( )oxygen ( )fluorine ( )helium 4) an al3+ ion contains 13 protons and 10 electrons. ( )true ( )false 5) valence and non-valence electrons are represented in lewis dot structures. ( )true ( )false