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Question 68

Which statements about hydrogen peroxide are true? Select all that apply.

  1. Its formula is H2O2.Correct answer
  2. Its formula is H2O.
  3. One molecule contains two oxygen atoms.Correct answer
  4. Its formula is HO2.

Explanation

H2O2 contains two hydrogen atoms and two oxygen atoms per molecule, so its formula and the stated oxygen count agree. Removing one oxygen gives the composition of water, and HO2 fails to preserve the two-hydrogen count.

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Question 68: Which statements about hydrogen peroxide are true? Select… · The Periodic Table and Elements · Questena