Write a Balanced Half-Reaction for the Reduction of Hydrogen Peroxide $\ell$

question 24

Multiple Choice

Write a balanced half-reaction for the reduction of hydrogen peroxide to water in an acidic solution.

• A) 2 H₂O₂( \(\ell\) ) ? 2 H₂O( \(\ell\) ) + O₂(g)
• B) 2 H₂O₂( \(\ell\) ) + 2e^- ? 2 H₂O( \(\ell\) ) + O₂(g)
• C) H₂O₂( \(\ell\) ) + 2 H⁺(aq) + 2 e^- ? 2 H₂O( \(\ell\) )
• D) H₂O₂( \(\ell\) ) + 4 H⁺(aq) + 2 e^- ? 2 H₂O( \(\ell\) ) + H₂(g)
• E) H₂O₂( \(\ell\) ) + 2 H⁺(aq) + 4 e^- ? 2 H₂(g) + O₂(g)

---

Definitions:

Night Terrors

Sudden, intense episodes of fear that occur during deep, non-REM sleep, often resulting in screaming, thrashing, and a state of panic.

Sleepwalking

A sleep disorder causing people to walk or perform other complex behaviors while still mostly asleep.

Substance Use Disorder

A disorder characterized by continued substance craving and use despite significant life disruption and/or physical risk

Intoxication

A state of being impaired, disoriented, or excited by the effects of drugs or alcohol.