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Elements of Groups 16, 17 and 18 — Chemistry STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceChemistryElements of Groups 16, 17 and 181 Mark
Question
What are the allotropes of oxygen?
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Answer

Allotropes of oxygen :
  • Oxygen $O _2$
  • Ozone $O _3$

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