Ionic Compounds and Their Properties

The video tutorial explains how to write the formula for lead(II) bromide by identifying the element symbols for lead and bromine. It discusses the nature of ionic compounds, focusing on the charge of lead as a transition metal and the charge of bromine as a non-metal. The tutorial emphasizes the importance of balancing charges to achieve a neutral compound, leading to the correct formula for lead(II) bromide. The video concludes with a brief summary and thanks to the viewers.

What is the symbol for lead on the periodic table?

• Le

• L

• Br

• Pb

Which type of compound is formed between a metal and a non-metal?

• Metallic

• Covalent

• Ionic

• Molecular

What is the ionic charge of lead in lead(II) bromide?

• 2+

• 1+

• 4+

• 3+

In which group is bromine found on the periodic table?

• Group 7A

• Group 18

• Group 14

• Group 1

What is the charge of the bromide ion?

• 3-

• 0

• 2-

• 1-

Why is lead(II) bromide considered a neutral compound?

• It has no ions.

• The charges of its ions add up to zero.

• It is a covalent compound.

• It is made of non-metals.

What is the final formula for lead(II) bromide?

• PbBr

• Pb2Br2

• PbBr2

• Pb2Br