So, Sodium hydrogen carbonate acts as a fire extinguisher is true and the option is (A). Note: The important chemical property of sodium hydrogen carbonate is being a basic compound, upon reaction with acid undergoes neutralization reaction to give salt and water along with carbon dioxide gas.
Why is sodium bicarbonate used in fire extinguisher?
Sodium bicarbonate is used in fire extinguishers because carbon dioxide is produced when it reacts with the high heat of the fire.
Which compound is used as fire extinguisher?
Carbon dioxide (CO2) fire extinguishers are used for Class B and C fires. They emit pressurized CO2 gas, which smothers the fire by blocking the oxygen that the fire needs. Unlike the dry chemical types, this nonflammable gas quickly evaporates leaving nothing behind.
How is sodium hydrogen carbonate used as a soda fire extinguisher?
When the fire extinguisher is operated by pressing the knob on it, the sulphuric acid gets mixed with sodium bicarbonate solution producing a lot of carbon dioxide gas. … Carbon dioxide gas is neither combustible nor helps combustion. … Hence, sodium bicarbonate is used in fire extinguishers.
Is na2co3 is used in fire extinguisher?
Sodium hydrogen carbonate is used in fire extinguisher.
What are the 5 classes of fire extinguishers?
What are the 5 Types of Fire Extinguishers?
- Class A Fire Extinguishers. Class A fire extinguishers are safe for use on ordinary combustible fires, like those fueled by paper or wood. …
- Class B Fire Extinguishers. …
- Class C Fire Extinguishers. …
- Class D Fire Extinguishers. …
- Class K Fire Extinguishers.
What are the six classes of fire extinguishers?
There are six classes of fire: Class A, Class B, Class C, Class D, ‘Electrical’, and Class F. Water and Foam fire extinguishers extinguish the fire by taking away the heat element of the fire triangle. Foam agents also separate the oxygen element from the other elements.