A mixture of chlorine & sodium bromide acts as a/an_________________?
Correct answer: B. Fire retardant
- A. Insecticides
- B. Fire retardant
- C. Analgesic drug
- D. Hydrogenation catalyst
Explanation
Chlorine liberates bromine from sodium bromide, and bromine-containing compounds are widely used as flame or fire retardants. The reaction is Cl₂ + 2NaBr → Br₂ + 2NaCl.
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