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  9. Q65

JKPSC KAS 2010 · Question 65 of 98

H2O is the chemical formula of :

Science & Technology

  1. AHydrogen Peroxide
  2. BOzone
  3. CAmmonia
  4. DWaterCorrect

Answer: D. Water

Explanation

H2O is water (hydrogen peroxide is H2O2, ozone O3, ammonia NH3).

Source: Official JKPSC KAS Prelims 2010 paper (Series A, BKU-14158-A); answer adjudicated against standard references

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