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Question

Which of the following reaction is irreversible in nature?


A

NH4Cl(s)NH3(g)+HCl(g)

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B

N2(g)+3H2(g)2NH3(g)

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C

CH4(g)+2O2(g)CO2(g)+2H2O(l)

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D

2SO2(g)+O2(g)2SO3(g)

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Solution

The correct option is C

CH4(g)+2O2(g)CO2(g)+2H2O(l)


In a reversible reaction, the reactants can be obtained back from the products. The arrow used in the representation of a reversible reactions is ''. Examples of a reversible reaction are:

NH4Cl(s)NH3(g)+HCl(g)

N2(g)+3H2(g)2NH3(g)

2SO2(g)+O2(g)2SO3(g)

In an irreversible reaction, the reactants cannot be obtained back from the products. The arrow used in the representation of an irreversible reactions is ''. Example of an ireversible reaction is:

CH4(g)+2O2(g)CO2(g)+2H2O(l)


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