Sodium Bicarbonate and Bicarbonate Ion Concepts

The video tutorial explains how to write the formula for sodium bicarbonate, also known as sodium hydrogen carbonate or baking soda. It begins by introducing the compound and its alternative names. The tutorial then guides viewers through writing the formula by identifying the element symbols for sodium and the bicarbonate ion. It explains the charges of these ions and how they balance to form an ionic compound with a net charge of zero. The video concludes with a recap of the formula and its common names.

What is another name for sodium bicarbonate?

• Sodium chloride

• Sodium hydrogen carbonate

• Sodium hydroxide

• Sodium sulfate

Which element symbol represents sodium?

• S

• Na

• K

• Ca

What is the charge of the bicarbonate ion?

• 1+

• 2+

• 2-

• 1-

Where can you find the bicarbonate ion if it's not on the periodic table?

• In a table of gases

• In a table of metals

• In a table of elements

• In a table of polyatomic ions

What type of compound is sodium bicarbonate?

• Covalent

• Ionic

• Metallic

• Molecular

Why do the charges in sodium bicarbonate need to balance?

• To increase its mass

• To achieve a net charge of zero

• To make it a gas

• To make it a liquid