Science · Chemistry
Sodium bicarbonate is useful in extinguishing fires because:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It decomposes on heating to release carbon dioxide gas which extinguishes the fire.✓
- 2It acts as a physical blanket preventing oxygen flow directly without decomposing.
- 3It liquefies instantly into water and cools down the burning core.
- 4It reacts with atmospheric nitrogen to form an unreactive barrier.
Correct answer
It decomposes on heating to release carbon dioxide gas which extinguishes the fire.
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