Question

Decomposition of hydrogen peroxide can be prevented by adding

• A. $NaOH$
• B. $\ce{MnO_2}$
• C. $urea$
• D. $oxalic\, acid$

Answer 1

Answer: (C)

$urea$

Answer 2

${H_2O_2}$ decomposes sloiily on exposure to light. ${2H_2 O_{2(l)} -> 2H_2 O_{(l)} + O_{2(g)} }$ Its decomposition can be prevented by adding urea as a stabilizer.