Lead(II) Hydroxide and Ionic Bonds

The video tutorial explains how to write the Lewis structure for lead(II) hydroxide, Pb(OH)2. It begins by introducing the concept of ionic compounds, where metals transfer electrons to nonmetals. The tutorial details the charge balancing process, showing how lead's 2+ charge and hydroxide's 1- charge combine to form a neutral compound. It then guides viewers through constructing the Lewis structure, highlighting the electron transfer and ionic bonding. Finally, the video discusses the concept of formula units, emphasizing their role in the crystal structure of lead(II) hydroxide.

What type of compound is Pb(OH)2?

• Covalent compound

• Ionic compound

• Metallic compound

• Molecular compound

Which elements are involved in forming the polyatomic ion in Pb(OH)2?

• Lead and nitrogen

• Lead and oxygen

• Oxygen and hydrogen

• Lead and hydrogen

What charge does lead have in Pb(OH)2?

• 2+

• 1+

• 2-

• 1-

What is the charge of the hydroxide ion?

• 1+

• 2-

• 1-

• 2+

What is the significance of the 2+ charge on lead in Pb(OH)2?

• It shows a gain of two electrons

• It signifies a covalent bond

• It indicates a loss of two electrons

• It represents a neutral state

How many valence electrons does lead transfer in Pb(OH)2?

• Three

• Two

• Four

• One

What is the purpose of using brackets around the hydroxide ion in the Lewis structure?

• To indicate a covalent bond

• To show the ionic nature

• To highlight the polyatomic ion

• To denote a metallic bond

What does the term 'formula unit' refer to in the context of lead(II) hydroxide?

• A single molecule

• A covalent bond

• An isolated atom

• A repeating pattern in a crystal

What is the role of electron transfer in forming the structure of Pb(OH)2?

• It leads to hydrogen bonds

• It creates covalent bonds

• It forms ionic bonds

• It results in metallic bonds