Ionic and Covalent Bonds Assessment

The video explores whether sodium nitrate (NaNO3) is ionic or covalent. Sodium, a metal, and nitrate, a polyatomic ion, form an ionic bond. Sodium has a positive charge, while the nitrate ion has a negative charge, leading to attraction and ionic bonding. Within the nitrate ion, nitrogen and oxygen form covalent bonds. Thus, NaNO3 is an ionic compound with covalent bonds within the nitrate ion.

What is the main focus of the video regarding sodium nitrate?

• Its physical properties

• Its environmental impact

• Its uses in industry

• Its classification as ionic or covalent

Which element in sodium nitrate is classified as a metal?

• Oxygen

• Hydrogen

• Nitrogen

• Sodium

What type of bond is formed between a metal and non-metals?

• Ionic bond

• Covalent bond

• Hydrogen bond

• Metallic bond

What is the ionic charge of sodium in sodium nitrate?

• 2-

• 2+

• 1+

• 1-

What is the charge of the nitrate ion in sodium nitrate?

• 2-

• 2+

• 1-

• 1+

What type of bond exists within the nitrate ion?

• Ionic bond

• Hydrogen bond

• Covalent bond

• Metallic bond

How are the nitrogen and oxygen atoms in the nitrate ion bonded?

• Van der Waals forces

• Metallic bond

• Covalent bond

• Ionic bond

What is the overall classification of sodium nitrate?

• Metallic compound

• Ionic compound

• Organic compound

• Covalent compound

Who is the presenter of the video?

• Dr. A

• Dr. D

• Dr. B

• Dr. C