ionic bonding

Ionic bonds are formed between...

• Non - metals

• A metal and a non-metal

• Metals

Which of the below is an ionic compounds?

• Ni

• MgCl₂

• H₂O

• CH₄

How is an ionic bond formed?

• Sharing of electrons

• Delocalised electrons

• Transfer of electrons

Lead Chloride is an ionic compound, made up from Pb²⁺ ions and Cl^- ions. Which is the correct formula for this compound?

• PbCl₃

• PbCl

• PbCl₄

• PbCl₂

Which of the following is true for ionic bonding & ionic compounds? (3 correct statements)

• They must be made of ions with like charges.

• The negative ion must be written first.

• Compounds must have an overall charge of zero.

• They are made of metals and nonmetals.

• The positive ion must be written first.

What is the correct formula for aluminium oxide? Aluminium is in group 3 and oxygen is in group 6.

• Al₂O₃

• AlO

• AlO₄

• Al₂O

• Al₃O₂

What is the charge on the iron in: iron (II) oxide

• 2+

• 2-

• 1+

• 1-

• None of these.

What is the correct formula for an ionic compound made up of Li⁺¹ and O^2-?

• LiO

• Li₂O

• LiO₂

• Li₂O₂

What is the formula for for an ionic compound made up of Mn⁺³ and O^2-?

• MgO

• Mg₂O₃

• MnO

• Mn₂O₃

What is the formula of calcium phosphate made up of Ca⁺² and PO₄^3-?

• CaPO₄

• Ca₂(PO₄)₃

• Ca₃PO₄

• Ca₃(PO₄)₂