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प्रश्न
Which one of the following compounds is used as a chemical in certain type of fire extinguishers?
विकल्प
Baking Soda
Soda ash
Washing Soda
Caustic Soda
MCQ
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उत्तर
Baking Soda
Explanation:
- This is a chemical compound with the formula NaHCO3.
- It is a crystalline white solid that sometimes appears as a fine powder.
- It has a slightly salty, alkaline taste which resembles washing soda (sodium carbonate).
- By tossing it over the flames, it can be used to extinguish small grease or electrical fires, as heating sodium bicarbonate releases carbon dioxide.
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