Chemistry - Hydrogen and Its compound Question with Solution | TestHub
ChemistryHydrogen and Its compoundHydrogen and Its compoundMedium2 minQB
ChemistryMediumsingle choice
Which one of the following statements is not true?
Options:
Answer:
B
Solution:
The pH of normal rain is approximately 5.6 due to dissolved CO₂. Acid rain has a pH below 5.6. A DO concentration below 6 ppm is harmful to fish. Clean water has a BOD less than 5 ppm. Phosphates in fertilizers cause eutrophication, enhancing algae growth. Therefore, statement B is not true.
Stream:JEESubject:ChemistryTopic:Hydrogen and Its compoundSubtopic:Hydrogen and Its compound
⏱ 2mℹ️ Source: QB
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