In which of the following chemical equations,

Question:

In which of the following chemical equations, the abbreviations represent the correct states of the reactants and products involved at reaction temperature ?

(a) H2(l) + O2(l) ———–> 2H2O(g)

(b) H2(g) + O2(l) ———>2H2O(l)

(c) 2H2(g) + O2(g) ———> 2H2O(l)

(d) 2H2(0) + O2(g) ——–> 2H2O(g)

Solution:

(d). The reaction is carried upon strong heating. At this temperature, H2O formed is in gaseous state.

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