The Importance of Sodium

The video tutorial discusses sodium, a familiar element due to its everyday uses and known compounds. Sodium was first isolated by Sir Humphry Davy in 1807. The video covers the uses of sodium compounds like sodium chloride, sodium hydroxide, and sodium carbonate. It also highlights the applications of metallic sodium in producing various compounds and dyes. Sodium hydroxide and sodium carbonate have significant industrial and food-related uses. Sodium chloride, or salt, is essential for flavor and health, playing a crucial role in regulating bodily functions.

Who first isolated sodium metal, and in what year?

• Marie Curie in 1898

• Albert Einstein in 1905

• Sir Humphry Davy in 1807

• Dmitri Mendeleev in 1869

Which compound is used as a bleaching agent for wood pulp?

• Sodium chloride

• Sodium azide

• Sodium borohydride

• Sodium carbonate

What is a common use of sodium carbonate in swimming pools?

• To add chlorine

• To remove algae

• To raise the pH

• To lower the pH

Why is sodium chloride important in food?

• It provides color

• It enhances flavor

• It adds sweetness

• It acts as a preservative

What health issue can arise from a lack of sodium in the body?

• High blood pressure

• Low blood pressure

• Kidney stones

• Diabetes