DiagramModerate2 marks
3(a)
Draw an electron dot diagram to show the formation of each of the following compounds:
Magnesium Chloride
Topic: Chemical bonding and electron structures
Previous-year question practice database
Answer
Solution diagram

Exam answer
MgCl₂: Mg loses two electrons to form Mg²⁺; each Cl gains one to form two Cl⁻ ions.
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