1.

Incorrect statements in the following

Answer»

Unimolecular REACTIONS are always 1ST order
Order does not change with pressure and temperature
In case of free radical COMBINATION, order is qual to molecularity
In 1st order reactions rate decreases with increase of time

Solution :If press conc changes then order change insome CASES `r=(K_(1)[NH_(3)])/(1+K_(2)[NH_(3)])`
If `Tuarr` then `Kuarr,ruarr` but n=no change


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