MCQs On Hydrogen Peroxide
1. The structure of hydrogen peroxide is
(a) Planar
(b) Spherical
(c) Linear
(d) Non-planar
Answer:::: (d)
2. Fenton’s reagent is
(a) Zn + HCl
(b) Sn + HCl
(c) FeSO4 + H2O2
(d) None
Answer:::: (c)
3. Hydrogen peroxide is
(a) oxidising agent
(b) reducing agent
(c) oxidising as well as reducing
(d) None
Answer:::: (c)
4. In the disproportionation Hydrogen peroxide, forming H2O and O2 its equivalent weight is
(a) 8.5
(b) 17
(c) 34
(d) 68
Answer:::: (c)
5. The gram equivalent weight of H2O2 as a reductant is
(a) 34
(b) 68
(c) 18
(d) 17
Answer:::: (d)
6. H2O2 cannot oxidise
(a) Na2SO3
(b) O3
(c) PbS
(d) KI/HCl
Answer:::: (b)
7. Which of the following contains peroxide linkage?
(a) SO2
(b) MnO2
(c) NO2
(d) BaO2
Answer:::: (d)
8. Which of the following statement is false
(a) H2O2 is oxidising
(b) H2O2 is reducing
(c) H2O2 is basic
(d) H2O2 is acidic
Answer:::: (c)
9. Which of the following gives hydrogen peroxide on electrolysis?
(a) H2SO4
(b) H2O
(c) HCl
(d) None of the above
Answer:::: (a)
10. Acidified potassium permanganate is dropped over sodium peroxide taken in a round bottom flask at room temperature, the vigorous reaction takes place to produce
(a) hydrogen peroxide
(b) a mixture of hydrogen and oxygen
(c) a colourless gas hydrogen
(d) a colourless gas dioxygen
Answer:::: (d)
