1.23    In a reaction
            A + B_2 \rightarrow AB_2
Identify the limiting reagent, if any, in the following reaction mixtures.

            (v) 2.5 mol A + 5 mol B

Answers (1)
D Divya Prakash Singh

Here according to the reaction 1 atom of A reacts with 1 molecule of B.

Therefore, 2.5 moles of A atoms will react with only 2.5 moles of B molecules, thereby left with 2.5 moles of B unreacted.

Hence, A limiting reagent in this reaction.