Binary Ionic Compounds and Their Properties

The video tutorial explains how to name and write the formula for the ionic compound Mg3P2, known as magnesium phosphide. It begins by identifying Mg3P2 as a binary ionic compound, consisting of magnesium and phosphorus. The tutorial outlines the rules for naming such compounds, emphasizing the use of the periodic table to name the metal and modifying the non-metal's name with an 'ide' ending. It further explains the process of writing the chemical formula by balancing the ionic charges of magnesium and phosphorus. The video concludes with a summary of the discussed concepts.

What type of compound is Mg3P2?

• Molecular compound

• Covalent compound

• Ionic compound

• Metallic compound

Why is Mg3P2 considered a binary ionic compound?

• It contains only non-metals.

• It contains only metals.

• It contains three different elements.

• It contains only two different elements.

How is the metal named in a binary ionic compound?

• By using its Latin name

• By using its chemical symbol

• By using its atomic number

• By using its name as it appears on the periodic table

What suffix is added to the non-metal in a binary ionic compound?

• -ite

• -ide

• -ous

• -ate

What is the ionic charge of magnesium when it forms an ion?

• 1+

• 0

• 2+

• 3+

What is the ionic charge of phosphorus in Mg3P2?

• 1-

• 3-

• 2-

• 0

What is the correct formula for magnesium phosphide?

• MgP2

• Mg3P2

• Mg2P3

• MgP