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Ionic bonding

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Question 3

Magnesium fluoride is an ionic compound.

a.

Complete the table to show the arrangement of electrons in the ions formed when magnesium and fluorine react to form magnesium fluoride.

Give the charge on each of the ions.

ElementArrangement of electrons in atomArrangement of electrons in ionCharge on ion
Mg\text{Mg}Mg2.8.2
F\text{F}F2.7
[4]
b.

Explain why magnesium fluoride conducts electricity when molten.

[2]
c.

Explain why magnesium fluoride has a high melting point.

[3]

Ionic bonding Questions

  1. IGCSE
  2. /Chemistry
  3. /Ionic bonding