Ionic bonding #1

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

An example of an ionic compound is Sodium Chloride, which is made from Na⁺ and Cl^- ions. Why do these ions form an ionic bond?

• They have like charges

• They are from the same group

• They are from the same period

• They have opposite charges

In the chemical formula for an ionic compound, which item is written first?

• positive ion
• negative ion
• subscript
• the female

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

Sodium Oxide is Na₂O. Meaning there are 2 Na present for every O in the ionic compound. As the Oxygen ion has a charge of -2, what charge does each Sodium ion have?

• -1

• -2

• +2

• +1

Ionic bonds form between two ions that have...

• ionic compounds
• negative charges
• positive charges
• opposite charges

A(n) _____________ is an atom or group of atoms that has an electric charge. 

• ion
• electron

When an atom loses a valence electron, it becomes a(n) _________ion.

• positive 
• negative