Limiting Reagent
The reactant in a chemical reaction that gets consumed first and hence stops the chemical reaction is called the limiting reagent. It is limiting reagent that decides how much product will be formed.
Limiting reagent needs to be kept in mind while performing stoichiometric calculation.
Test Your Self
Q1. Calculate the amount of water (g) produced when 32g of methane is burnt in 96 g of oxygen.
Q2. 50.0 g of Nitrogen (g) and 10.0 g of Hydrogen (g) are mixed to produce ammonia (g). Identify the limiting reagent in the production of ammonia in this situation. Calculate the amount of ammonia(g) formed.