已知：\(m{CH_{4}(g)+2O_{2}(g)═CO_{2}(g)+2H_{2}O(g)\triangle H_{1}}\) \(m{CH_{4}(g)+2O_{2}(g)═CO_{2}(g)+2H_{2}O(l)\triangle H_{2}}\) \(m{CH_{4}(g)+ \dfrac {1}{2}O_{2}(g)═CH_{3}OH(l)\triangle H_{3}}\) \(m{H_{2}O(g)═H_{2}O(l)\triangle H_{4}}\) \(m{CH_{3}OH(l)+ \dfrac {3}{2}O_{2}(g)═CO_{2}(g)+2H_{2}O(l)\triangle H_{5}}\) 下列关于上述反应焓变的判断不正确的是\(m{(}\)　　\(m{)}\) --优优班--学霸训练营

已知：\(\rm{CH_{4}(g)+2O_{2}(g)═CO_{2}(g)+2H_{2}O(g)\triangle H_{1}}\)
\(\rm{CH_{4}(g)+2O_{2}(g)═CO_{2}(g)+2H_{2}O(l)\triangle H_{2}}\)
\(\rm{CH_{4}(g)+ \dfrac {1}{2}O_{2}(g)═CH_{3}OH(l)\triangle H_{3}}\)
\(\rm{H_{2}O(g)═H_{2}O(l)\triangle H_{4}}\)
\(\rm{CH_{3}OH(l)+ \dfrac {3}{2}O_{2}(g)═CO_{2}(g)+2H_{2}O(l)\triangle H_{5}}\)
下列关于上述反应焓变的判断不正确的是\(\rm{(}\)　　\(\rm{)}\)

A．\(\rm{\triangle H_{1} > \triangle H_{2}}\)

B．\(\rm{\triangle H_{2}=\triangle H_{1}+\triangle H_{4}}\)

C．\(\rm{\triangle H_{3}=\triangle H_{2}-\triangle H_{5}}\)

D．\(\rm{\triangle H_{4} < 0}\)

【考点】用盖斯定律及有关计算

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难度：较易

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