Author Question: Which ionspositive ions or negative ionstend to be larger and why? A) Positive ions because they ... (Read 40 times)

Chloeellawright · **on:** Jul 16, 2018

Which ionspositive ions or negative ionstend to be larger and why?

A) Positive ions because they have more protons
B) Positive ions because they have more electrons
C) Negative ions because they have more neutrons
D) Negative ions because they have more electrons

Question 2

Why will an iron-rich olivine have a higher density than a magnesium-rich olivine?

A) More magnesium is needed to equal the same atomic charge as iron.
B) Iron-rich olivine has smaller crystals, so more of them will fit into the same area.
C) Magnesium-rich olivine has more silicon, which is less dense.
D) Iron has a greater atomic mass than magnesium and therefore is heavier.