Baking Soda and Its Properties

The video discusses baking soda, its chemical composition, and how it is made using sodium chloride, water, carbon dioxide, and ammonia. It explains the uses of baking soda in cooking, such as making puffed foods and soft cakes, and highlights the difference between baking soda and baking powder. The video also covers other uses of baking soda, including its role in fire extinguishers and as an antacid, due to its basic nature.

What is the chemical formula of baking soda?

• NH4Cl

• Na2CO3

• NaHCO3

• NaCl

Which of the following is NOT a reactant in the formation of baking soda?

• Ammonia

• Water

• Sodium chloride

• Sulfur dioxide

Which compound is formed alongside baking soda in its production?

• Sodium carbonate

• Calcium carbonate

• Ammonium chloride

• Magnesium sulfate

What gas is released when baking soda is heated in dough?

• Hydrogen

• Carbon dioxide

• Nitrogen

• Oxygen

Why is baking powder preferred over baking soda for baking cakes?

• Baking powder is cheaper

• Baking soda makes cakes bitter

• Baking powder is more acidic

• Baking soda doesn't produce gas

What is the role of tartaric acid in baking powder?

• To neutralize the base

• To make the mixture more basic

• To add flavor

• To increase shelf life

What happens to H2CO3 in the reaction involving baking powder?

• It remains stable

• It decomposes into water and carbon dioxide

• It forms a solid

• It evaporates

How does baking soda help in fire extinguishers?

• It absorbs heat

• It releases carbon dioxide

• It creates a barrier

• It cools the fire

What property of baking soda makes it useful as an antacid?

• It is acidic

• It is basic

• It is salty

• It is neutral

What is the nature of the salt NaHCO3?

• Amphoteric

• Acidic

• Basic

• Neutral