Chemistry - Hydrogen and Its compound Question with Solution | TestHub
ChemistryHydrogen and Its compoundHydrogen and Its compoundMedium2 minQB
ChemistryMediummultiple choice
Which of the following statements are CORRECT?
Options:(select one or more)
Answer:
A, B, C, D
Solution:
All statements are correct.
A. Clean water has a BOD (Biochemical Oxygen Demand) less than 5 ppm.
B. NO₂ and CH₄ react with chlorine free radicals, acting as sinks.
C. H₂O₂ is a strong oxidizing agent, making it an effective bleaching agent.
D. Freons (chlorofluorocarbons) release chlorine radicals that deplete the ozone layer.
Stream:JEESubject:ChemistryTopic:Hydrogen and Its compoundSubtopic:Hydrogen and Its compound
⏱ 2mℹ️ Source: QB
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