Electronegativity and Ionic Compounds

The video explores whether ridium fluoride (RBF) is ionic or covalent. It concludes that RBF is ionic by analyzing its components on the periodic table, identifying ridium as a metal and fluorine as a non-metal. The video further examines the electronegativity difference between ridium and fluorine, which is greater than three, confirming the ionic nature of RBF.

What type of compound is formed when a metal and a non-metal combine?

• Ionic compound

• Molecular compound

• Covalent compound

• Metallic compound

Which element in ridium fluoride is a non-metal?

• Ridium

• Neither is a non-metal

• Fluorine

• Both are non-metals

Why is it important to check the difference in electronegativity when determining if a compound is ionic?

• To determine the color of the compound

• To confirm the type of bond

• To find the melting point

• To calculate the molecular weight

What is the electronegativity difference between ridium and fluorine?

• Greater than 2

• Between 1 and 2

• Less than 1

• Exactly 2

What is the significance of a large electronegativity difference in a compound?

• It confirms an ionic bond

• It suggests a metallic bond

• It shows a weak bond

• It indicates a covalent bond