Which of the following reactions of methane is incomplete combustion ?
Cu/⁵²³ᴷ/¹ººᵅᵗᵐ
(a) 2CH₄ + O₂ ⟶ 2CH₃OH
Mo₂O₃
(b) CH₄ + O₂ ⟶ HCHO + H₂O
(c) CH₄ + O₂ ⟶ C(s) + 2H₂O(l)
(d) CH₄ + 2O₂ ⟶ CO₂ (g) + 2H₂O(l)
Answers
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Answer. (C)CH4+O2----->C+2H2O
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(c) CH₄ + O₂ ----> C(s) + 2H₂O(l).
Explanation:
In complete combustion reactions of methane, CO2 and H2O are formed. So the incomplete combustion reaction is
(c) CH₄ + O₂ ----> C(s) + 2H₂O(l).
Carbon is formed in this reaction, which signifies incomplete combustion.
Option C is the answer.
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