Chemistry - Chemical Reactions and Equations
12. The reaction between carbon and oxygen can be represented as
C(s) + 02(9) → CO2(g) + heat
In which of the following type(s), the above reaction can be classified?
I. Combustion reaction
II. Displacement reaction
III. Endothermic reaction
IV. Combination reaction (NTSE Stage-II,2012-13)
13. In which of the following reactions H20 2 acts as a reducing agent?
(a) H20 2 + 2H + 2e→ 2H20
(b) H20 2 - 2e →02 + 2H+
(c) H20 2 + 2e→ 2(OH)
(d) H2O2 + 20H- - 2e → 02 + 2H20
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