Ammonium and Hydroxide Concepts

The video tutorial explains how to name and write the chemical formula for NH4, focusing on the polyatomic ions ammonium and hydroxide. It covers the charges of these ions, their role in forming ionic compounds, and how to write the name and formula for ammonium hydroxide. The tutorial also discusses the concept of ionic bonding and how opposite charges attract to form stable compounds.

What are the two polyatomic ions involved in naming NH4?

• Sulfate and Hydroxide

• Ammonium and Chloride

• Ammonium and Hydroxide

• Nitrate and Ammonium

What is the charge on the ammonium ion?

• Positive

• Neutral

• Variable

• Negative

How do opposite charges affect the bonding of ions?

• They attract each other

• They repel each other

• They have no effect

• They form covalent bonds

What type of bond is formed between ammonium and hydroxide ions?

• Hydrogen bond

• Ionic bond

• Metallic bond

• Covalent bond

What happens to the charges when ammonium and hydroxide ions combine?

• They double

• They cancel out

• They remain unchanged

• They become positive

What is the net charge of ammonium hydroxide?

• Negative

• Positive

• Zero

• Variable

Which of the following is the correct formula for ammonium hydroxide?

• NH3OH

• NH4OH

• NH4O

• NH3O

Who is the presenter of the video tutorial?

• Dr. B

• Dr. C

• Dr. A

• Dr. D