Ionic Compounds and Elements

The video tutorial explains how to write the formula for Ridium Chloride. It begins by identifying the element symbols for Ridium and Chlorine, then discusses the nature of ionic compounds, emphasizing the importance of charge balance. The periodic table is used to determine the ionic charges of Ridium and Chlorine. Finally, the video demonstrates how to write the neutral formula for Ridium Chloride, resulting in RbCl.

What is the symbol for Ridium?

• Rb

• Rm

• Rd

• Ri

Which element is represented by the symbol 'Cl'?

• Chlorine

• Copper

• Calcium

• Carbon

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

• Molecular

• Ionic

• Metallic

• Covalent

What is the ionic charge of Ridium in the periodic table?

• 1+

• 2+

• 2-

• 1-

What is the ionic charge of Chlorine?

• 2-

• 1-

• 2+

• 1+

What is the correct formula for Ridium Chloride?

• RbCl2

• Rb2Cl

• RbCl

• Rb2Cl2