Finish the sentence by choosing the correct ending from the options below: 'Substances that contain only one type of atom are called _______'
ions
compounds
elements
isotopes
Which two of the following elements are true about ionic bonding?
Electron pairs are shared
Molecules are formed
Positive and negative ions attract
Occurs between a metal and a non-metal
Lead bromide is an ionic compound. Complete the sentence to predict some properties of lead bromide. Choose words from the list below. 'Lead bromide conducts electricity when it is _______ or ________.'
Solid
Liquid
Gas
In solution
