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Physics, 20.11.2020 03:30 anabelhosva

PLEASE HELP !! How is the chemical bonding between atoms of magnesium (Mg) different from the chemical bonding within a crystal of aluminum iodide (Allz)?
A. Freely moving electrons hold the aluminum and iodine atoms
together, and the attraction of opposite charges holds the
magnesium atoms together.
B. The attraction of like charges holds the magnesium atoms
together, and shared electrons hold the aluminum and iodine
atoms together
C. The attraction of like charges holds the aluminum and iodine
atoms together, and the sharing of electrons holds the magnesium
atoms together.
D. Freely moving electrons hold the magnesium atoms together, and
the attraction of opposite charges holds the aluminum and iodine
atoms together.

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