Chemistry NMDCAT MCQs Limiting and Excess Reactants

nmdcat.online July 2, 2026

The yield of a product in a reaction is ultimately controlled by the

A. Amount of excess reactant added

B. Total mass of all reactants taken

C. Amount of the limiting reactant present initially

✓

D. Catalyst used

📝 Explanation

The limiting reactant determines the theoretical yield.

📖 Additional Information

Amount of excess reactant added
Total mass of all reactants taken
Amount of the limiting reactant present initially
Catalyst used

The limiting reactant determines the theoretical yield.

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