1.

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

Answer»

`2H_(2)(l)+O_(2)(l)to2H_(2)O(G)`
`2H_(2)(g)+O_(2)(l)to2H_(2)O(l)`
`2H_(2)(g)+O_(2)(g)to2H_(2)O(l)`
`2H_(2)(g)+O_(2)(g)to2H_(2)O(g)`

Solution :Water is obtained in vapour PHASE when gaseous hydrogen and oxygen REACT together.


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